Finding the Fourth Proportional to 344.26, 516.73 and 252.70
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Solution
The fourth proportional to 344.26, 516.73 and 252.70 is: 379.29
Step by Step Solution
- Step 1: Write the proportion equation
344.26 : 516.73 = 252.70 : x - Step 2: Convert to fraction form
344.26/516.73 = 252.70/x - Step 3: Cross multiply
344.26x = 516.73 × 252.70 - Step 4: Simplify right side
344.26x = 130,575.75 - Step 5: Solve for x
x = 130,575.75/344.26 - Step 6: Final answer
x = 379.29
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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.