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Finding the Fourth Proportional to 293.04, 404.46 and 227.34

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Solution

The fourth proportional to 293.04, 404.46 and 227.34 is: 313.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.04 : 404.46 = 227.34 : x
  2. Step 2: Convert to fraction form
    293.04/404.46 = 227.34/x
  3. Step 3: Cross multiply
    293.04x = 404.46 × 227.34
  4. Step 4: Simplify right side
    293.04x = 91,949.94
  5. Step 5: Solve for x
    x = 91,949.94/293.04
  6. Step 6: Final answer
    x = 313.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.