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Finding the Fourth Proportional to 441.28, 608.97 and 244.81

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Solution

The fourth proportional to 441.28, 608.97 and 244.81 is: 337.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.28 : 608.97 = 244.81 : x
  2. Step 2: Convert to fraction form
    441.28/608.97 = 244.81/x
  3. Step 3: Cross multiply
    441.28x = 608.97 × 244.81
  4. Step 4: Simplify right side
    441.28x = 149,078.82
  5. Step 5: Solve for x
    x = 149,078.82/441.28
  6. Step 6: Final answer
    x = 337.83

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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.