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Finding the Fourth Proportional to 269,512.74, 404,150.76 and 100,914.84

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Solution

The fourth proportional to 269,512.74, 404,150.76 and 100,914.84 is: 151,327.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,512.74 : 404,150.76 = 100,914.84 : x
  2. Step 2: Convert to fraction form
    269,512.74/404,150.76 = 100,914.84/x
  3. Step 3: Cross multiply
    269,512.74x = 404,150.76 × 100,914.84
  4. Step 4: Simplify right side
    269,512.74x = 40,784,807,898.70
  5. Step 5: Solve for x
    x = 40,784,807,898.70/269,512.74
  6. Step 6: Final answer
    x = 151,327.94

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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.