Finding the Fourth Proportional to 461,122.62, 691,755.45 and 194,884.26
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Solution
The fourth proportional to 461,122.62, 691,755.45 and 194,884.26 is: 292,356.62
Step by Step Solution
- Step 1: Write the proportion equation
461,122.62 : 691,755.45 = 194,884.26 : x - Step 2: Convert to fraction form
461,122.62/691,755.45 = 194,884.26/x - Step 3: Cross multiply
461,122.62x = 691,755.45 × 194,884.26 - Step 4: Simplify right side
461,122.62x = 134,812,248,974.22 - Step 5: Solve for x
x = 134,812,248,974.22/461,122.62 - Step 6: Final answer
x = 292,356.62
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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.