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Finding the Fourth Proportional to 562.53, 843.86 and 192.41

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Solution

The fourth proportional to 562.53, 843.86 and 192.41 is: 288.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.53 : 843.86 = 192.41 : x
  2. Step 2: Convert to fraction form
    562.53/843.86 = 192.41/x
  3. Step 3: Cross multiply
    562.53x = 843.86 × 192.41
  4. Step 4: Simplify right side
    562.53x = 162,365.22
  5. Step 5: Solve for x
    x = 162,365.22/562.53
  6. Step 6: Final answer
    x = 288.63

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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.