Finding the Fourth Proportional to 365,305.70, 547,675.58 and 252,660.20
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Solution
The fourth proportional to 365,305.70, 547,675.58 and 252,660.20 is: 378,794.58
Step by Step Solution
- Step 1: Write the proportion equation
365,305.70 : 547,675.58 = 252,660.20 : x - Step 2: Convert to fraction form
365,305.70/547,675.58 = 252,660.20/x - Step 3: Cross multiply
365,305.70x = 547,675.58 × 252,660.20 - Step 4: Simplify right side
365,305.70x = 138,375,819,471.19 - Step 5: Solve for x
x = 138,375,819,471.19/365,305.70 - Step 6: Final answer
x = 378,794.58
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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.