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Finding the Fourth Proportional to 537.76, 806.10 and 294.04

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Solution

The fourth proportional to 537.76, 806.10 and 294.04 is: 440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.76 : 806.10 = 294.04 : x
  2. Step 2: Convert to fraction form
    537.76/806.10 = 294.04/x
  3. Step 3: Cross multiply
    537.76x = 806.10 × 294.04
  4. Step 4: Simplify right side
    537.76x = 237,025.64
  5. Step 5: Solve for x
    x = 237,025.64/537.76
  6. Step 6: Final answer
    x = 440.76

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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.