Finding the Fourth Proportional to 658,414.08, 987,549.32 and 446,542.98
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Solution
The fourth proportional to 658,414.08, 987,549.32 and 446,542.98 is: 669,765.77
Step by Step Solution
- Step 1: Write the proportion equation
658,414.08 : 987,549.32 = 446,542.98 : x - Step 2: Convert to fraction form
658,414.08/987,549.32 = 446,542.98/x - Step 3: Cross multiply
658,414.08x = 987,549.32 × 446,542.98 - Step 4: Simplify right side
658,414.08x = 440,983,214,017.06 - Step 5: Solve for x
x = 440,983,214,017.06/658,414.08 - Step 6: Final answer
x = 669,765.77
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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.