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Finding the Fourth Proportional to 562.45, 843.73 and 237.77

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Solution

The fourth proportional to 562.45, 843.73 and 237.77 is: 356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.45 : 843.73 = 237.77 : x
  2. Step 2: Convert to fraction form
    562.45/843.73 = 237.77/x
  3. Step 3: Cross multiply
    562.45x = 843.73 × 237.77
  4. Step 4: Simplify right side
    562.45x = 200,613.68
  5. Step 5: Solve for x
    x = 200,613.68/562.45
  6. Step 6: Final answer
    x = 356.68

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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.