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Finding the Fourth Proportional to 565.76, 847.26 and 349.04

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Solution

The fourth proportional to 565.76, 847.26 and 349.04 is: 522.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.76 : 847.26 = 349.04 : x
  2. Step 2: Convert to fraction form
    565.76/847.26 = 349.04/x
  3. Step 3: Cross multiply
    565.76x = 847.26 × 349.04
  4. Step 4: Simplify right side
    565.76x = 295,727.63
  5. Step 5: Solve for x
    x = 295,727.63/565.76
  6. Step 6: Final answer
    x = 522.71

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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.