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Finding the Fourth Proportional to 244.43, 336.53 and 227.87

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Solution

The fourth proportional to 244.43, 336.53 and 227.87 is: 313.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.43 : 336.53 = 227.87 : x
  2. Step 2: Convert to fraction form
    244.43/336.53 = 227.87/x
  3. Step 3: Cross multiply
    244.43x = 336.53 × 227.87
  4. Step 4: Simplify right side
    244.43x = 76,685.09
  5. Step 5: Solve for x
    x = 76,685.09/244.43
  6. Step 6: Final answer
    x = 313.73

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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.