Finding the Fourth Proportional to 365.32, 547.14 and 236.68
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Solution
The fourth proportional to 365.32, 547.14 and 236.68 is: 354.48
Step by Step Solution
- Step 1: Write the proportion equation
365.32 : 547.14 = 236.68 : x - Step 2: Convert to fraction form
365.32/547.14 = 236.68/x - Step 3: Cross multiply
365.32x = 547.14 × 236.68 - Step 4: Simplify right side
365.32x = 129,497.10 - Step 5: Solve for x
x = 129,497.10/365.32 - Step 6: Final answer
x = 354.48
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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.