Finding the Fourth Proportional to 252,503.28, 378,754.44 and 147,248.44
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Solution
The fourth proportional to 252,503.28, 378,754.44 and 147,248.44 is: 220,872.38
Step by Step Solution
- Step 1: Write the proportion equation
252,503.28 : 378,754.44 = 147,248.44 : x - Step 2: Convert to fraction form
252,503.28/378,754.44 = 147,248.44/x - Step 3: Cross multiply
252,503.28x = 378,754.44 × 147,248.44 - Step 4: Simplify right side
252,503.28x = 55,771,000,433.07 - Step 5: Solve for x
x = 55,771,000,433.07/252,503.28 - Step 6: Final answer
x = 220,872.38
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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.