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Finding the Fourth Proportional to 283.38, 389.10 and 241.44

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Solution

The fourth proportional to 283.38, 389.10 and 241.44 is: 331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    283.38 : 389.10 = 241.44 : x
  2. Step 2: Convert to fraction form
    283.38/389.10 = 241.44/x
  3. Step 3: Cross multiply
    283.38x = 389.10 × 241.44
  4. Step 4: Simplify right side
    283.38x = 93,944.30
  5. Step 5: Solve for x
    x = 93,944.30/283.38
  6. Step 6: Final answer
    x = 331.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.