Finding the Fourth Proportional to 902,124.07, 1,244,458.82 and 557,850.17
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Solution
The fourth proportional to 902,124.07, 1,244,458.82 and 557,850.17 is: 769,541.12
Step by Step Solution
- Step 1: Write the proportion equation
902,124.07 : 1,244,458.82 = 557,850.17 : x - Step 2: Convert to fraction form
902,124.07/1,244,458.82 = 557,850.17/x - Step 3: Cross multiply
902,124.07x = 1,244,458.82 × 557,850.17 - Step 4: Simplify right side
902,124.07x = 694,221,568,800.77 - Step 5: Solve for x
x = 694,221,568,800.77/902,124.07 - Step 6: Final answer
x = 769,541.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.