Finding the Fourth Proportional to 491,609.76, 737,700.84 and 207,282.48
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Solution
The fourth proportional to 491,609.76, 737,700.84 and 207,282.48 is: 311,044.39
Step by Step Solution
- Step 1: Write the proportion equation
491,609.76 : 737,700.84 = 207,282.48 : x - Step 2: Convert to fraction form
491,609.76/737,700.84 = 207,282.48/x - Step 3: Cross multiply
491,609.76x = 737,700.84 × 207,282.48 - Step 4: Simplify right side
491,609.76x = 152,912,459,613.28 - Step 5: Solve for x
x = 152,912,459,613.28/491,609.76 - Step 6: Final answer
x = 311,044.39
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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.