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Finding the Fourth Proportional to 562.28, 843.75 and 197.37

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Solution

The fourth proportional to 562.28, 843.75 and 197.37 is: 296.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.28 : 843.75 = 197.37 : x
  2. Step 2: Convert to fraction form
    562.28/843.75 = 197.37/x
  3. Step 3: Cross multiply
    562.28x = 843.75 × 197.37
  4. Step 4: Simplify right side
    562.28x = 166,530.94
  5. Step 5: Solve for x
    x = 166,530.94/562.28
  6. Step 6: Final answer
    x = 296.17

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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.