Finding the Fourth Proportional to 396,751.05, 547,684.00 and 267,864.13
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Solution
The fourth proportional to 396,751.05, 547,684.00 and 267,864.13 is: 369,765.62
Step by Step Solution
- Step 1: Write the proportion equation
396,751.05 : 547,684.00 = 267,864.13 : x - Step 2: Convert to fraction form
396,751.05/547,684.00 = 267,864.13/x - Step 3: Cross multiply
396,751.05x = 547,684.00 × 267,864.13 - Step 4: Simplify right side
396,751.05x = 146,704,895,771.33 - Step 5: Solve for x
x = 146,704,895,771.33/396,751.05 - Step 6: Final answer
x = 369,765.62
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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.