Finding the Fourth Proportional to 523,221.12, 784,287.36 and 242,507.52
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Solution
The fourth proportional to 523,221.12, 784,287.36 and 242,507.52 is: 363,508.99
Step by Step Solution
- Step 1: Write the proportion equation
523,221.12 : 784,287.36 = 242,507.52 : x - Step 2: Convert to fraction form
523,221.12/784,287.36 = 242,507.52/x - Step 3: Cross multiply
523,221.12x = 784,287.36 × 242,507.52 - Step 4: Simplify right side
523,221.12x = 190,195,582,640.95 - Step 5: Solve for x
x = 190,195,582,640.95/523,221.12 - Step 6: Final answer
x = 363,508.99
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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.