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Finding the Fourth Proportional to 562.25, 842.97 and 196.94

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Solution

The fourth proportional to 562.25, 842.97 and 196.94 is: 295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.25 : 842.97 = 196.94 : x
  2. Step 2: Convert to fraction form
    562.25/842.97 = 196.94/x
  3. Step 3: Cross multiply
    562.25x = 842.97 × 196.94
  4. Step 4: Simplify right side
    562.25x = 166,017.36
  5. Step 5: Solve for x
    x = 166,017.36/562.25
  6. Step 6: Final answer
    x = 295.27

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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.