Finding the Fourth Proportional to 906,404.62, 1,358,382.17 and 345,132.94
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Solution
The fourth proportional to 906,404.62, 1,358,382.17 and 345,132.94 is: 517,233.06
Step by Step Solution
- Step 1: Write the proportion equation
906,404.62 : 1,358,382.17 = 345,132.94 : x - Step 2: Convert to fraction form
906,404.62/1,358,382.17 = 345,132.94/x - Step 3: Cross multiply
906,404.62x = 1,358,382.17 × 345,132.94 - Step 4: Simplify right side
906,404.62x = 468,822,431,975.68 - Step 5: Solve for x
x = 468,822,431,975.68/906,404.62 - Step 6: Final answer
x = 517,233.06
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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.