Finding the Fourth Proportional to 252.14, 378.41 and 201.24
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Solution
The fourth proportional to 252.14, 378.41 and 201.24 is: 302.02
Step by Step Solution
- Step 1: Write the proportion equation
252.14 : 378.41 = 201.24 : x - Step 2: Convert to fraction form
252.14/378.41 = 201.24/x - Step 3: Cross multiply
252.14x = 378.41 × 201.24 - Step 4: Simplify right side
252.14x = 76,150.22 - Step 5: Solve for x
x = 76,150.22/252.14 - Step 6: Final answer
x = 302.02
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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.