# Ratio

## Definition of Ratio

Ra´ti`o   Pronunciation: rā´shĭ`ô or rā´shô
n.1.(Math.) The relation which one quantity or magnitude has to another of the same kind. It is expressed by the quotient of the division of the first by the second; thus, the ratio of 3 to 6 is expressed by a to b by a/b; or (less commonly) the second term is made the dividend; as, a:b = b/a.
2.Hence, fixed relation of number, quantity, or degree; rate; proportion; as, the ratio of representation in Congress.
 Compound ratio See under Compound, Duplicate, etc.
 Ratio of a geometrical progression the constant quantity by which each term is multiplied to produce the succeeding one.

## Related Words

Vernunft, amount, analogousness, arithmetical proportion, balance, brain, brains, caliber, commensurability, comparability, comparableness, comparativeness, compass, conception, continued fraction, correlation, correspondence, cut, degree, discourse of reason, discursive reason, equivalence, esprit, extent, fraction, geometric ratio, grade, gray matter, harmonic proportion, head, headpiece, height, improper fraction, intellect, intellection, intellectual faculty, intelligence, interval, leap, level, mark, measure, mens, mental capacity, mentality, mind, notch, nous, nuance, pas, peg, percent, percentage, period, pitch, plane, plateau, point, power of reason, proportion, proportionability, psyche, quota, quotum, range, rate, rationality, reach, reason, reasoning, reasoning faculty, relationship, remove, round, rule of three, rung, scale, scope, shade, shadow, similarity, smarts, space, stair, standard, step, stint, tread, understanding
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