Finding the Fourth Proportional to 283,902.62, 425,854.11 and 159,331.10
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Solution
The fourth proportional to 283,902.62, 425,854.11 and 159,331.10 is: 238,996.75
Step by Step Solution
- Step 1: Write the proportion equation
283,902.62 : 425,854.11 = 159,331.10 : x - Step 2: Convert to fraction form
283,902.62/425,854.11 = 159,331.10/x - Step 3: Cross multiply
283,902.62x = 425,854.11 × 159,331.10 - Step 4: Simplify right side
283,902.62x = 67,851,803,785.82 - Step 5: Solve for x
x = 67,851,803,785.82/283,902.62 - Step 6: Final answer
x = 238,996.75
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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.