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Finding the Fourth Proportional to 441.26, 608.96 and 244.79

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Solution

The fourth proportional to 441.26, 608.96 and 244.79 is: 337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.26 : 608.96 = 244.79 : x
  2. Step 2: Convert to fraction form
    441.26/608.96 = 244.79/x
  3. Step 3: Cross multiply
    441.26x = 608.96 × 244.79
  4. Step 4: Simplify right side
    441.26x = 149,064.89
  5. Step 5: Solve for x
    x = 149,064.89/441.26
  6. Step 6: Final answer
    x = 337.82

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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.