Finding the Fourth Proportional to 396,737.42, 547,665.26 and 267,850.49
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Solution
The fourth proportional to 396,737.42, 547,665.26 and 267,850.49 is: 369,746.83
Step by Step Solution
- Step 1: Write the proportion equation
396,737.42 : 547,665.26 = 267,850.49 : x - Step 2: Convert to fraction form
396,737.42/547,665.26 = 267,850.49/x - Step 3: Cross multiply
396,737.42x = 547,665.26 × 267,850.49 - Step 4: Simplify right side
396,737.42x = 146,692,404,169.40 - Step 5: Solve for x
x = 146,692,404,169.40/396,737.42 - Step 6: Final answer
x = 369,746.83
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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.