Finding the Fourth Proportional to 981,375.92, 1,472,062.06 and 307,508.84
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Solution
The fourth proportional to 981,375.92, 1,472,062.06 and 307,508.84 is: 461,262.69
Step by Step Solution
- Step 1: Write the proportion equation
981,375.92 : 1,472,062.06 = 307,508.84 : x - Step 2: Convert to fraction form
981,375.92/1,472,062.06 = 307,508.84/x - Step 3: Cross multiply
981,375.92x = 1,472,062.06 × 307,508.84 - Step 4: Simplify right side
981,375.92x = 452,672,096,478.61 - Step 5: Solve for x
x = 452,672,096,478.61/981,375.92 - Step 6: Final answer
x = 461,262.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.