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Finding the Fourth Proportional to 441.38, 608.83 and 294.03

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Solution

The fourth proportional to 441.38, 608.83 and 294.03 is: 405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.38 : 608.83 = 294.03 : x
  2. Step 2: Convert to fraction form
    441.38/608.83 = 294.03/x
  3. Step 3: Cross multiply
    441.38x = 608.83 × 294.03
  4. Step 4: Simplify right side
    441.38x = 179,013.55
  5. Step 5: Solve for x
    x = 179,013.55/441.38
  6. Step 6: Final answer
    x = 405.57

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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.