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Finding the Fourth Proportional to 246.78, 338.52 and 244.62

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Solution

The fourth proportional to 246.78, 338.52 and 244.62 is: 335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.78 : 338.52 = 244.62 : x
  2. Step 2: Convert to fraction form
    246.78/338.52 = 244.62/x
  3. Step 3: Cross multiply
    246.78x = 338.52 × 244.62
  4. Step 4: Simplify right side
    246.78x = 82,808.76
  5. Step 5: Solve for x
    x = 82,808.76/246.78
  6. Step 6: Final answer
    x = 335.56

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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.