Finding the Fourth Proportional to 375.64, 517.74 and 344.68
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Solution
The fourth proportional to 375.64, 517.74 and 344.68 is: 475.07
Step by Step Solution
- Step 1: Write the proportion equation
375.64 : 517.74 = 344.68 : x - Step 2: Convert to fraction form
375.64/517.74 = 344.68/x - Step 3: Cross multiply
375.64x = 517.74 × 344.68 - Step 4: Simplify right side
375.64x = 178,454.62 - Step 5: Solve for x
x = 178,454.62/375.64 - Step 6: Final answer
x = 475.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.