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Finding the Fourth Proportional to 246.82, 370.09 and 84.44

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Solution

The fourth proportional to 246.82, 370.09 and 84.44 is: 126.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.82 : 370.09 = 84.44 : x
  2. Step 2: Convert to fraction form
    246.82/370.09 = 84.44/x
  3. Step 3: Cross multiply
    246.82x = 370.09 × 84.44
  4. Step 4: Simplify right side
    246.82x = 31,250.40
  5. Step 5: Solve for x
    x = 31,250.40/246.82
  6. Step 6: Final answer
    x = 126.61

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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.