Home / 325,836.40-488,754.60-269,849.20

Finding the Fourth Proportional to 325,836.40, 488,754.60 and 269,849.20

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Solution

The fourth proportional to 325,836.40, 488,754.60 and 269,849.20 is: 404,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,836.40 : 488,754.60 = 269,849.20 : x
  2. Step 2: Convert to fraction form
    325,836.40/488,754.60 = 269,849.20/x
  3. Step 3: Cross multiply
    325,836.40x = 488,754.60 × 269,849.20
  4. Step 4: Simplify right side
    325,836.40x = 131,890,037,806.32
  5. Step 5: Solve for x
    x = 131,890,037,806.32/325,836.40
  6. Step 6: Final answer
    x = 404,773.80

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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.