Finding the Fourth Proportional to 656,508.60, 984,368.70 and 256,672.62
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Solution
The fourth proportional to 656,508.60, 984,368.70 and 256,672.62 is: 384,854.81
Step by Step Solution
- Step 1: Write the proportion equation
656,508.60 : 984,368.70 = 256,672.62 : x - Step 2: Convert to fraction form
656,508.60/984,368.70 = 256,672.62/x - Step 3: Cross multiply
656,508.60x = 984,368.70 × 256,672.62 - Step 4: Simplify right side
656,508.60x = 252,660,493,274.99 - Step 5: Solve for x
x = 252,660,493,274.99/656,508.60 - Step 6: Final answer
x = 384,854.81
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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.