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Finding the Fourth Proportional to 246.34, 337.97 and 239.95

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Solution

The fourth proportional to 246.34, 337.97 and 239.95 is: 329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.34 : 337.97 = 239.95 : x
  2. Step 2: Convert to fraction form
    246.34/337.97 = 239.95/x
  3. Step 3: Cross multiply
    246.34x = 337.97 × 239.95
  4. Step 4: Simplify right side
    246.34x = 81,095.90
  5. Step 5: Solve for x
    x = 81,095.90/246.34
  6. Step 6: Final answer
    x = 329.20

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.