Finding the Fourth Proportional to 363.92, 546.10 and 201.70
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Solution
The fourth proportional to 363.92, 546.10 and 201.70 is: 302.67
Step by Step Solution
- Step 1: Write the proportion equation
363.92 : 546.10 = 201.70 : x - Step 2: Convert to fraction form
363.92/546.10 = 201.70/x - Step 3: Cross multiply
363.92x = 546.10 × 201.70 - Step 4: Simplify right side
363.92x = 110,148.37 - Step 5: Solve for x
x = 110,148.37/363.92 - Step 6: Final answer
x = 302.67
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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.