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Finding the Fourth Proportional to 266.30, 401.02 and 232.46

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Solution

The fourth proportional to 266.30, 401.02 and 232.46 is: 350.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.30 : 401.02 = 232.46 : x
  2. Step 2: Convert to fraction form
    266.30/401.02 = 232.46/x
  3. Step 3: Cross multiply
    266.30x = 401.02 × 232.46
  4. Step 4: Simplify right side
    266.30x = 93,221.11
  5. Step 5: Solve for x
    x = 93,221.11/266.30
  6. Step 6: Final answer
    x = 350.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.