Finding the Fourth Proportional to 887,318.98, 1,331,202.99 and 247,622.64
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Solution
The fourth proportional to 887,318.98, 1,331,202.99 and 247,622.64 is: 371,496.62
Step by Step Solution
- Step 1: Write the proportion equation
887,318.98 : 1,331,202.99 = 247,622.64 : x - Step 2: Convert to fraction form
887,318.98/1,331,202.99 = 247,622.64/x - Step 3: Cross multiply
887,318.98x = 1,331,202.99 × 247,622.64 - Step 4: Simplify right side
887,318.98x = 329,635,998,759.69 - Step 5: Solve for x
x = 329,635,998,759.69/887,318.98 - Step 6: Final answer
x = 371,496.62
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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.