Finding the Fourth Proportional to 344.10, 516.92 and 297.99
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Solution
The fourth proportional to 344.10, 516.92 and 297.99 is: 447.65
Step by Step Solution
- Step 1: Write the proportion equation
344.10 : 516.92 = 297.99 : x - Step 2: Convert to fraction form
344.10/516.92 = 297.99/x - Step 3: Cross multiply
344.10x = 516.92 × 297.99 - Step 4: Simplify right side
344.10x = 154,036.99 - Step 5: Solve for x
x = 154,036.99/344.10 - Step 6: Final answer
x = 447.65
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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.