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Finding the Fourth Proportional to 230.22, 344.70 and 201.06

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Solution

The fourth proportional to 230.22, 344.70 and 201.06 is: 301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    230.22 : 344.70 = 201.06 : x
  2. Step 2: Convert to fraction form
    230.22/344.70 = 201.06/x
  3. Step 3: Cross multiply
    230.22x = 344.70 × 201.06
  4. Step 4: Simplify right side
    230.22x = 69,305.38
  5. Step 5: Solve for x
    x = 69,305.38/230.22
  6. Step 6: Final answer
    x = 301.04

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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.