Home / 269,720.60-404,046.30-236,478.20

Finding the Fourth Proportional to 269,720.60, 404,046.30 and 236,478.20

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Solution

The fourth proportional to 269,720.60, 404,046.30 and 236,478.20 is: 354,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,720.60 : 404,046.30 = 236,478.20 : x
  2. Step 2: Convert to fraction form
    269,720.60/404,046.30 = 236,478.20/x
  3. Step 3: Cross multiply
    269,720.60x = 404,046.30 × 236,478.20
  4. Step 4: Simplify right side
    269,720.60x = 95,548,141,740.66
  5. Step 5: Solve for x
    x = 95,548,141,740.66/269,720.60
  6. Step 6: Final answer
    x = 354,248.59

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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.