Finding the Fourth Proportional to 252.91, 379.07 and 224.07
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Solution
The fourth proportional to 252.91, 379.07 and 224.07 is: 335.84
Step by Step Solution
- Step 1: Write the proportion equation
252.91 : 379.07 = 224.07 : x - Step 2: Convert to fraction form
252.91/379.07 = 224.07/x - Step 3: Cross multiply
252.91x = 379.07 × 224.07 - Step 4: Simplify right side
252.91x = 84,937.09 - Step 5: Solve for x
x = 84,937.09/252.91 - Step 6: Final answer
x = 335.84
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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.