Finding the Fourth Proportional to 482,979.87, 724,446.42 and 183,437.07
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Solution
The fourth proportional to 482,979.87, 724,446.42 and 183,437.07 is: 275,146.72
Step by Step Solution
- Step 1: Write the proportion equation
482,979.87 : 724,446.42 = 183,437.07 : x - Step 2: Convert to fraction form
482,979.87/724,446.42 = 183,437.07/x - Step 3: Cross multiply
482,979.87x = 724,446.42 × 183,437.07 - Step 4: Simplify right side
482,979.87x = 132,890,328,656.79 - Step 5: Solve for x
x = 132,890,328,656.79/482,979.87 - Step 6: Final answer
x = 275,146.72
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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.