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Finding the Fourth Proportional to 332,846, 499,269 and 111,230

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Solution

The fourth proportional to 332,846, 499,269 and 111,230 is: 166,845

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,846 : 499,269 = 111,230 : x
  2. Step 2: Convert to fraction form
    332,846/499,269 = 111,230/x
  3. Step 3: Cross multiply
    332,846x = 499,269 × 111,230
  4. Step 4: Simplify right side
    332,846x = 55,533,690,870
  5. Step 5: Solve for x
    x = 55,533,690,870/332,846
  6. Step 6: Final answer
    x = 166,845

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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.