Finding the Fourth Proportional to 379.26, 523.19 and 237.44
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Solution
The fourth proportional to 379.26, 523.19 and 237.44 is: 327.55
Step by Step Solution
- Step 1: Write the proportion equation
379.26 : 523.19 = 237.44 : x - Step 2: Convert to fraction form
379.26/523.19 = 237.44/x - Step 3: Cross multiply
379.26x = 523.19 × 237.44 - Step 4: Simplify right side
379.26x = 124,228.14 - Step 5: Solve for x
x = 124,228.14/379.26 - Step 6: Final answer
x = 327.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.