Home / 269,860.24-404,719.62-80,269.48

Finding the Fourth Proportional to 269,860.24, 404,719.62 and 80,269.48

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Solution

The fourth proportional to 269,860.24, 404,719.62 and 80,269.48 is: 120,383.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,860.24 : 404,719.62 = 80,269.48 : x
  2. Step 2: Convert to fraction form
    269,860.24/404,719.62 = 80,269.48/x
  3. Step 3: Cross multiply
    269,860.24x = 404,719.62 × 80,269.48
  4. Step 4: Simplify right side
    269,860.24x = 32,486,633,443.20
  5. Step 5: Solve for x
    x = 32,486,633,443.20/269,860.24
  6. Step 6: Final answer
    x = 120,383.18

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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.