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Finding the Fourth Proportional to 294.82, 443.31 and 204.10

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Solution

The fourth proportional to 294.82, 443.31 and 204.10 is: 306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.82 : 443.31 = 204.10 : x
  2. Step 2: Convert to fraction form
    294.82/443.31 = 204.10/x
  3. Step 3: Cross multiply
    294.82x = 443.31 × 204.10
  4. Step 4: Simplify right side
    294.82x = 90,479.57
  5. Step 5: Solve for x
    x = 90,479.57/294.82
  6. Step 6: Final answer
    x = 306.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.