Finding the Fourth Proportional to 876,186.57, 1,314,372.15 and 363,793.53
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Solution
The fourth proportional to 876,186.57, 1,314,372.15 and 363,793.53 is: 545,728.62
Step by Step Solution
- Step 1: Write the proportion equation
876,186.57 : 1,314,372.15 = 363,793.53 : x - Step 2: Convert to fraction form
876,186.57/1,314,372.15 = 363,793.53/x - Step 3: Cross multiply
876,186.57x = 1,314,372.15 × 363,793.53 - Step 4: Simplify right side
876,186.57x = 478,160,084,182.19 - Step 5: Solve for x
x = 478,160,084,182.19/876,186.57 - Step 6: Final answer
x = 545,728.62
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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.