Finding the Fourth Proportional to 361.20, 541.08 and 232.68
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Solution
The fourth proportional to 361.20, 541.08 and 232.68 is: 348.56
Step by Step Solution
- Step 1: Write the proportion equation
361.20 : 541.08 = 232.68 : x - Step 2: Convert to fraction form
361.20/541.08 = 232.68/x - Step 3: Cross multiply
361.20x = 541.08 × 232.68 - Step 4: Simplify right side
361.20x = 125,898.49 - Step 5: Solve for x
x = 125,898.49/361.20 - Step 6: Final answer
x = 348.56
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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.