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Finding the Fourth Proportional to 568.38, 852.70 and 183.63

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Solution

The fourth proportional to 568.38, 852.70 and 183.63 is: 275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.38 : 852.70 = 183.63 : x
  2. Step 2: Convert to fraction form
    568.38/852.70 = 183.63/x
  3. Step 3: Cross multiply
    568.38x = 852.70 × 183.63
  4. Step 4: Simplify right side
    568.38x = 156,577.04
  5. Step 5: Solve for x
    x = 156,577.04/568.38
  6. Step 6: Final answer
    x = 275.48

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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.