Finding the Fourth Proportional to 351,915.99, 527,882.62 and 115,249.11
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Solution
The fourth proportional to 351,915.99, 527,882.62 and 115,249.11 is: 172,876.49
Step by Step Solution
- Step 1: Write the proportion equation
351,915.99 : 527,882.62 = 115,249.11 : x - Step 2: Convert to fraction form
351,915.99/527,882.62 = 115,249.11/x - Step 3: Cross multiply
351,915.99x = 527,882.62 × 115,249.11 - Step 4: Simplify right side
351,915.99x = 60,838,002,139.47 - Step 5: Solve for x
x = 60,838,002,139.47/351,915.99 - Step 6: Final answer
x = 172,876.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.