Finding the Fourth Proportional to 574,368.24, 861,552.60 and 258,456.12
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Solution
The fourth proportional to 574,368.24, 861,552.60 and 258,456.12 is: 387,684.29
Step by Step Solution
- Step 1: Write the proportion equation
574,368.24 : 861,552.60 = 258,456.12 : x - Step 2: Convert to fraction form
574,368.24/861,552.60 = 258,456.12/x - Step 3: Cross multiply
574,368.24x = 861,552.60 × 258,456.12 - Step 4: Simplify right side
574,368.24x = 222,673,542,171.91 - Step 5: Solve for x
x = 222,673,542,171.91/574,368.24 - Step 6: Final answer
x = 387,684.29
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.