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Finding the Fourth Proportional to 568.96, 852.90 and 222.04

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Solution

The fourth proportional to 568.96, 852.90 and 222.04 is: 332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.96 : 852.90 = 222.04 : x
  2. Step 2: Convert to fraction form
    568.96/852.90 = 222.04/x
  3. Step 3: Cross multiply
    568.96x = 852.90 × 222.04
  4. Step 4: Simplify right side
    568.96x = 189,377.92
  5. Step 5: Solve for x
    x = 189,377.92/568.96
  6. Step 6: Final answer
    x = 332.85

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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.