Finding the Fourth Proportional to 416,582.62, 574,882.87 and 225,595.96
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Solution
The fourth proportional to 416,582.62, 574,882.87 and 225,595.96 is: 311,321.80
Step by Step Solution
- Step 1: Write the proportion equation
416,582.62 : 574,882.87 = 225,595.96 : x - Step 2: Convert to fraction form
416,582.62/574,882.87 = 225,595.96/x - Step 3: Cross multiply
416,582.62x = 574,882.87 × 225,595.96 - Step 4: Simplify right side
416,582.62x = 129,691,252,945.21 - Step 5: Solve for x
x = 129,691,252,945.21/416,582.62 - Step 6: Final answer
x = 311,321.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.