Finding the Fourth Proportional to 344.18, 516.06 and 132.99
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Solution
The fourth proportional to 344.18, 516.06 and 132.99 is: 199.41
Step by Step Solution
- Step 1: Write the proportion equation
344.18 : 516.06 = 132.99 : x - Step 2: Convert to fraction form
344.18/516.06 = 132.99/x - Step 3: Cross multiply
344.18x = 516.06 × 132.99 - Step 4: Simplify right side
344.18x = 68,630.82 - Step 5: Solve for x
x = 68,630.82/344.18 - Step 6: Final answer
x = 199.41
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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.