Home / 269,154.20-403,731.30-263,624.60

Finding the Fourth Proportional to 269,154.20, 403,731.30 and 263,624.60

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Solution

The fourth proportional to 269,154.20, 403,731.30 and 263,624.60 is: 395,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,154.20 : 403,731.30 = 263,624.60 : x
  2. Step 2: Convert to fraction form
    269,154.20/403,731.30 = 263,624.60/x
  3. Step 3: Cross multiply
    269,154.20x = 403,731.30 × 263,624.60
  4. Step 4: Simplify right side
    269,154.20x = 106,433,502,469.98
  5. Step 5: Solve for x
    x = 106,433,502,469.98/269,154.20
  6. Step 6: Final answer
    x = 395,436.90

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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.