Finding the Fourth Proportional to 527,295.36, 727,680.90 and 323,458.68
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Solution
The fourth proportional to 527,295.36, 727,680.90 and 323,458.68 is: 446,381.14
Step by Step Solution
- Step 1: Write the proportion equation
527,295.36 : 727,680.90 = 323,458.68 : x - Step 2: Convert to fraction form
527,295.36/727,680.90 = 323,458.68/x - Step 3: Cross multiply
527,295.36x = 727,680.90 × 323,458.68 - Step 4: Simplify right side
527,295.36x = 235,374,703,375.21 - Step 5: Solve for x
x = 235,374,703,375.21/527,295.36 - Step 6: Final answer
x = 446,381.14
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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.