Finding the Fourth Proportional to 344.76, 516.99 and 247.23
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Solution
The fourth proportional to 344.76, 516.99 and 247.23 is: 370.74
Step by Step Solution
- Step 1: Write the proportion equation
344.76 : 516.99 = 247.23 : x - Step 2: Convert to fraction form
344.76/516.99 = 247.23/x - Step 3: Cross multiply
344.76x = 516.99 × 247.23 - Step 4: Simplify right side
344.76x = 127,815.44 - Step 5: Solve for x
x = 127,815.44/344.76 - Step 6: Final answer
x = 370.74
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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.