Finding the Fourth Proportional to 252.24, 348.12 and 229.02
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Solution
The fourth proportional to 252.24, 348.12 and 229.02 is: 316.07
Step by Step Solution
- Step 1: Write the proportion equation
252.24 : 348.12 = 229.02 : x - Step 2: Convert to fraction form
252.24/348.12 = 229.02/x - Step 3: Cross multiply
252.24x = 348.12 × 229.02 - Step 4: Simplify right side
252.24x = 79,726.44 - Step 5: Solve for x
x = 79,726.44/252.24 - Step 6: Final answer
x = 316.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.