Finding the Fourth Proportional to 955,053.62, 1,432,591.68 and 378,817.46
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Solution
The fourth proportional to 955,053.62, 1,432,591.68 and 378,817.46 is: 568,230.65
Step by Step Solution
- Step 1: Write the proportion equation
955,053.62 : 1,432,591.68 = 378,817.46 : x - Step 2: Convert to fraction form
955,053.62/1,432,591.68 = 378,817.46/x - Step 3: Cross multiply
955,053.62x = 1,432,591.68 × 378,817.46 - Step 4: Simplify right side
955,053.62x = 542,690,741,434.73 - Step 5: Solve for x
x = 542,690,741,434.73/955,053.62 - Step 6: Final answer
x = 568,230.65
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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.