Finding the Fourth Proportional to 243.53, 365.18 and 202.97
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Solution
The fourth proportional to 243.53, 365.18 and 202.97 is: 304.35
Step by Step Solution
- Step 1: Write the proportion equation
243.53 : 365.18 = 202.97 : x - Step 2: Convert to fraction form
243.53/365.18 = 202.97/x - Step 3: Cross multiply
243.53x = 365.18 × 202.97 - Step 4: Simplify right side
243.53x = 74,119.57 - Step 5: Solve for x
x = 74,119.57/243.53 - Step 6: Final answer
x = 304.35
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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.