Finding the Fourth Proportional to 248.04, 372 and 231
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Solution
The fourth proportional to 248.04, 372 and 231 is: 346.44
Step by Step Solution
- Step 1: Write the proportion equation
248.04 : 372 = 231 : x - Step 2: Convert to fraction form
248.04/372 = 231/x - Step 3: Cross multiply
248.04x = 372 × 231 - Step 4: Simplify right side
248.04x = 85,932 - Step 5: Solve for x
x = 85,932/248.04 - Step 6: Final answer
x = 346.44
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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.