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Finding the Fourth Proportional to 271.27, 406.41 and 232.84

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Solution

The fourth proportional to 271.27, 406.41 and 232.84 is: 348.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.27 : 406.41 = 232.84 : x
  2. Step 2: Convert to fraction form
    271.27/406.41 = 232.84/x
  3. Step 3: Cross multiply
    271.27x = 406.41 × 232.84
  4. Step 4: Simplify right side
    271.27x = 94,628.50
  5. Step 5: Solve for x
    x = 94,628.50/271.27
  6. Step 6: Final answer
    x = 348.84

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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.