Home / 269,746.20-404,619.30-169,581.60

Finding the Fourth Proportional to 269,746.20, 404,619.30 and 169,581.60

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Solution

The fourth proportional to 269,746.20, 404,619.30 and 169,581.60 is: 254,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,746.20 : 404,619.30 = 169,581.60 : x
  2. Step 2: Convert to fraction form
    269,746.20/404,619.30 = 169,581.60/x
  3. Step 3: Cross multiply
    269,746.20x = 404,619.30 × 169,581.60
  4. Step 4: Simplify right side
    269,746.20x = 68,615,988,284.88
  5. Step 5: Solve for x
    x = 68,615,988,284.88/269,746.20
  6. Step 6: Final answer
    x = 254,372.40

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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.