Finding the Fourth Proportional to 410,123.20, 615,751.26 and 283,451.08
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Solution
The fourth proportional to 410,123.20, 615,751.26 and 283,451.08 is: 425,568.12
Step by Step Solution
- Step 1: Write the proportion equation
410,123.20 : 615,751.26 = 283,451.08 : x - Step 2: Convert to fraction form
410,123.20/615,751.26 = 283,451.08/x - Step 3: Cross multiply
410,123.20x = 615,751.26 × 283,451.08 - Step 4: Simplify right side
410,123.20x = 174,535,359,658.36 - Step 5: Solve for x
x = 174,535,359,658.36/410,123.20 - Step 6: Final answer
x = 425,568.12
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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.