Home / 338,726.25-467,515.13-202,790.52

Finding the Fourth Proportional to 338,726.25, 467,515.13 and 202,790.52

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Solution

The fourth proportional to 338,726.25, 467,515.13 and 202,790.52 is: 279,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,726.25 : 467,515.13 = 202,790.52 : x
  2. Step 2: Convert to fraction form
    338,726.25/467,515.13 = 202,790.52/x
  3. Step 3: Cross multiply
    338,726.25x = 467,515.13 × 202,790.52
  4. Step 4: Simplify right side
    338,726.25x = 94,807,635,306.62
  5. Step 5: Solve for x
    x = 94,807,635,306.62/338,726.25
  6. Step 6: Final answer
    x = 279,894.56

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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.