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Finding the Fourth Proportional to 246.47, 370.01 and 200.90

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Solution

The fourth proportional to 246.47, 370.01 and 200.90 is: 301.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.47 : 370.01 = 200.90 : x
  2. Step 2: Convert to fraction form
    246.47/370.01 = 200.90/x
  3. Step 3: Cross multiply
    246.47x = 370.01 × 200.90
  4. Step 4: Simplify right side
    246.47x = 74,336.44
  5. Step 5: Solve for x
    x = 74,336.44/246.47
  6. Step 6: Final answer
    x = 301.61

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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.