Finding the Fourth Proportional to 283,558.87, 425,338.32 and 83,863.68
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Solution
The fourth proportional to 283,558.87, 425,338.32 and 83,863.68 is: 125,795.52
Step by Step Solution
- Step 1: Write the proportion equation
283,558.87 : 425,338.32 = 83,863.68 : x - Step 2: Convert to fraction form
283,558.87/425,338.32 = 83,863.68/x - Step 3: Cross multiply
283,558.87x = 425,338.32 × 83,863.68 - Step 4: Simplify right side
283,558.87x = 35,670,436,760.22 - Step 5: Solve for x
x = 35,670,436,760.22/283,558.87 - Step 6: Final answer
x = 125,795.52
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Similar ratio
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1.5x scale
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.