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Finding the Fourth Proportional to 246.68, 372.24 and 238.10

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Solution

The fourth proportional to 246.68, 372.24 and 238.10 is: 359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.68 : 372.24 = 238.10 : x
  2. Step 2: Convert to fraction form
    246.68/372.24 = 238.10/x
  3. Step 3: Cross multiply
    246.68x = 372.24 × 238.10
  4. Step 4: Simplify right side
    246.68x = 88,630.34
  5. Step 5: Solve for x
    x = 88,630.34/246.68
  6. Step 6: Final answer
    x = 359.29

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.