Finding the Fourth Proportional to 491,566.92, 737,390.18 and 136,580.98
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Solution
The fourth proportional to 491,566.92, 737,390.18 and 136,580.98 is: 204,882.53
Step by Step Solution
- Step 1: Write the proportion equation
491,566.92 : 737,390.18 = 136,580.98 : x - Step 2: Convert to fraction form
491,566.92/737,390.18 = 136,580.98/x - Step 3: Cross multiply
491,566.92x = 737,390.18 × 136,580.98 - Step 4: Simplify right side
491,566.92x = 100,713,472,743.87 - Step 5: Solve for x
x = 100,713,472,743.87/491,566.92 - Step 6: Final answer
x = 204,882.53
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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.