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Finding the Fourth Proportional to 265.41, 396.12 and 234.57

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Solution

The fourth proportional to 265.41, 396.12 and 234.57 is: 350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.41 : 396.12 = 234.57 : x
  2. Step 2: Convert to fraction form
    265.41/396.12 = 234.57/x
  3. Step 3: Cross multiply
    265.41x = 396.12 × 234.57
  4. Step 4: Simplify right side
    265.41x = 92,917.87
  5. Step 5: Solve for x
    x = 92,917.87/265.41
  6. Step 6: Final answer
    x = 350.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.