Finding the Fourth Proportional to 294,717.13, 406,709.63 and 160,581.13
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Solution
The fourth proportional to 294,717.13, 406,709.63 and 160,581.13 is: 221,601.95
Step by Step Solution
- Step 1: Write the proportion equation
294,717.13 : 406,709.63 = 160,581.13 : x - Step 2: Convert to fraction form
294,717.13/406,709.63 = 160,581.13/x - Step 3: Cross multiply
294,717.13x = 406,709.63 × 160,581.13 - Step 4: Simplify right side
294,717.13x = 65,309,891,967.28 - Step 5: Solve for x
x = 65,309,891,967.28/294,717.13 - Step 6: Final answer
x = 221,601.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.