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Finding the Fourth Proportional to 273,535.70, 377,679.22 and 176,796.78

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Solution

The fourth proportional to 273,535.70, 377,679.22 and 176,796.78 is: 244,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,535.70 : 377,679.22 = 176,796.78 : x
  2. Step 2: Convert to fraction form
    273,535.70/377,679.22 = 176,796.78/x
  3. Step 3: Cross multiply
    273,535.70x = 377,679.22 × 176,796.78
  4. Step 4: Simplify right side
    273,535.70x = 66,772,469,968.91
  5. Step 5: Solve for x
    x = 66,772,469,968.91/273,535.70
  6. Step 6: Final answer
    x = 244,108.79

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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.