Finding the Fourth Proportional to 729,335.80, 1,093,437.20 and 472,626.08
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Solution
The fourth proportional to 729,335.80, 1,093,437.20 and 472,626.08 is: 708,572.02
Step by Step Solution
- Step 1: Write the proportion equation
729,335.80 : 1,093,437.20 = 472,626.08 : x - Step 2: Convert to fraction form
729,335.80/1,093,437.20 = 472,626.08/x - Step 3: Cross multiply
729,335.80x = 1,093,437.20 × 472,626.08 - Step 4: Simplify right side
729,335.80x = 516,786,937,562.18 - Step 5: Solve for x
x = 516,786,937,562.18/729,335.80 - Step 6: Final answer
x = 708,572.02
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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.