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Finding the Fourth Proportional to 547.92, 822.03 and 223.52

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Solution

The fourth proportional to 547.92, 822.03 and 223.52 is: 335.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    547.92 : 822.03 = 223.52 : x
  2. Step 2: Convert to fraction form
    547.92/822.03 = 223.52/x
  3. Step 3: Cross multiply
    547.92x = 822.03 × 223.52
  4. Step 4: Simplify right side
    547.92x = 183,736.04
  5. Step 5: Solve for x
    x = 183,736.04/547.92
  6. Step 6: Final answer
    x = 335.33

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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.