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Finding the Fourth Proportional to 275,183.58, 379,592.16 and 173,047.44

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Solution

The fourth proportional to 275,183.58, 379,592.16 and 173,047.44 is: 238,704.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,183.58 : 379,592.16 = 173,047.44 : x
  2. Step 2: Convert to fraction form
    275,183.58/379,592.16 = 173,047.44/x
  3. Step 3: Cross multiply
    275,183.58x = 379,592.16 × 173,047.44
  4. Step 4: Simplify right side
    275,183.58x = 65,687,451,532.07
  5. Step 5: Solve for x
    x = 65,687,451,532.07/275,183.58
  6. Step 6: Final answer
    x = 238,704.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.