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Finding the Fourth Proportional to 220,844, 331,266 and 54,632

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Solution

The fourth proportional to 220,844, 331,266 and 54,632 is: 81,948

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,844 : 331,266 = 54,632 : x
  2. Step 2: Convert to fraction form
    220,844/331,266 = 54,632/x
  3. Step 3: Cross multiply
    220,844x = 331,266 × 54,632
  4. Step 4: Simplify right side
    220,844x = 18,097,724,112
  5. Step 5: Solve for x
    x = 18,097,724,112/220,844
  6. Step 6: Final answer
    x = 81,948

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.