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Finding the Fourth Proportional to 293.37, 439.67 and 252.52

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Solution

The fourth proportional to 293.37, 439.67 and 252.52 is: 378.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.37 : 439.67 = 252.52 : x
  2. Step 2: Convert to fraction form
    293.37/439.67 = 252.52/x
  3. Step 3: Cross multiply
    293.37x = 439.67 × 252.52
  4. Step 4: Simplify right side
    293.37x = 111,022.01
  5. Step 5: Solve for x
    x = 111,022.01/293.37
  6. Step 6: Final answer
    x = 378.44

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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.