हिन्दी में पढ़ेंHome › Formulas › Arithmetic & Quantitative Aptitude › Ratio, proportion & partnership
Ratio, proportion & partnership formulas
8 formulas for Ratio, proportion & partnership, from the Arithmetic & Quantitative Aptitude section of the Quantix formula library. Tap 🧮 next to a formula to solve it for any variable with step-by-step working.
| Name | Formula | Note |
|---|---|---|
| Ratio | a : b = a / b | |
| Proportion | a : b = c : d ⇔ ad = bc | |
| Mean proportional | √(ab) | |
| Third proportional | b² / a | of a and b |
| Fourth proportional | bc / a | of a, b, c |
| Componendo–dividendo | a/b = c/d ⇒ (a + b)/(a − b) = (c + d)/(c − d) | |
| Partnership | Profit share ∝ Capital × Time | |
| Divide N in ratio a : b | N·a/(a + b) and N·b/(a + b) |
Open in the interactive Formula Library