Finding the Fourth Proportional to 510,066.16, 703,889.28 and 283,711.68
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Solution
The fourth proportional to 510,066.16, 703,889.28 and 283,711.68 is: 391,520.99
Step by Step Solution
- Step 1: Write the proportion equation
510,066.16 : 703,889.28 = 283,711.68 : x - Step 2: Convert to fraction form
510,066.16/703,889.28 = 283,711.68/x - Step 3: Cross multiply
510,066.16x = 703,889.28 × 283,711.68 - Step 4: Simplify right side
510,066.16x = 199,701,610,162.79 - Step 5: Solve for x
x = 199,701,610,162.79/510,066.16 - Step 6: Final answer
x = 391,520.99
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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.