Home / 338,629.28-467,329.28-187,726.24

Finding the Fourth Proportional to 338,629.28, 467,329.28 and 187,726.24

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Solution

The fourth proportional to 338,629.28, 467,329.28 and 187,726.24 is: 259,073.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,629.28 : 467,329.28 = 187,726.24 : x
  2. Step 2: Convert to fraction form
    338,629.28/467,329.28 = 187,726.24/x
  3. Step 3: Cross multiply
    338,629.28x = 467,329.28 × 187,726.24
  4. Step 4: Simplify right side
    338,629.28x = 87,729,968,576.31
  5. Step 5: Solve for x
    x = 87,729,968,576.31/338,629.28
  6. Step 6: Final answer
    x = 259,073.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.