Finding the Fourth Proportional to 344.70, 516.07 and 267.80
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Solution
The fourth proportional to 344.70, 516.07 and 267.80 is: 400.94
Step by Step Solution
- Step 1: Write the proportion equation
344.70 : 516.07 = 267.80 : x - Step 2: Convert to fraction form
344.70/516.07 = 267.80/x - Step 3: Cross multiply
344.70x = 516.07 × 267.80 - Step 4: Simplify right side
344.70x = 138,203.55 - Step 5: Solve for x
x = 138,203.55/344.70 - Step 6: Final answer
x = 400.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.