Finding the Fourth Proportional to 994,227.12, 1,491,562.08 and 363,139.92
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Solution
The fourth proportional to 994,227.12, 1,491,562.08 and 363,139.92 is: 544,790.75
Step by Step Solution
- Step 1: Write the proportion equation
994,227.12 : 1,491,562.08 = 363,139.92 : x - Step 2: Convert to fraction form
994,227.12/1,491,562.08 = 363,139.92/x - Step 3: Cross multiply
994,227.12x = 1,491,562.08 × 363,139.92 - Step 4: Simplify right side
994,227.12x = 541,645,734,406.23 - Step 5: Solve for x
x = 541,645,734,406.23/994,227.12 - Step 6: Final answer
x = 544,790.75
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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.