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Finding the Fourth Proportional to 568.10, 851.87 and 294.12

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Solution

The fourth proportional to 568.10, 851.87 and 294.12 is: 441.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.10 : 851.87 = 294.12 : x
  2. Step 2: Convert to fraction form
    568.10/851.87 = 294.12/x
  3. Step 3: Cross multiply
    568.10x = 851.87 × 294.12
  4. Step 4: Simplify right side
    568.10x = 250,552.74
  5. Step 5: Solve for x
    x = 250,552.74/568.10
  6. Step 6: Final answer
    x = 441.03

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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.