Finding the Fourth Proportional to 375.14, 517.26 and 296.48
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Solution
The fourth proportional to 375.14, 517.26 and 296.48 is: 408.80
Step by Step Solution
- Step 1: Write the proportion equation
375.14 : 517.26 = 296.48 : x - Step 2: Convert to fraction form
375.14/517.26 = 296.48/x - Step 3: Cross multiply
375.14x = 517.26 × 296.48 - Step 4: Simplify right side
375.14x = 153,357.24 - Step 5: Solve for x
x = 153,357.24/375.14 - Step 6: Final answer
x = 408.80
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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.