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Finding the Fourth Proportional to 349.32, 524.14 and 227.82

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Solution

The fourth proportional to 349.32, 524.14 and 227.82 is: 341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.32 : 524.14 = 227.82 : x
  2. Step 2: Convert to fraction form
    349.32/524.14 = 227.82/x
  3. Step 3: Cross multiply
    349.32x = 524.14 × 227.82
  4. Step 4: Simplify right side
    349.32x = 119,409.57
  5. Step 5: Solve for x
    x = 119,409.57/349.32
  6. Step 6: Final answer
    x = 341.83

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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.