Home / 571,249.76-788,294.31-329,517.95

Finding the Fourth Proportional to 571,249.76, 788,294.31 and 329,517.95

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Solution

The fourth proportional to 571,249.76, 788,294.31 and 329,517.95 is: 454,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,249.76 : 788,294.31 = 329,517.95 : x
  2. Step 2: Convert to fraction form
    571,249.76/788,294.31 = 329,517.95/x
  3. Step 3: Cross multiply
    571,249.76x = 788,294.31 × 329,517.95
  4. Step 4: Simplify right side
    571,249.76x = 259,757,121,086.39
  5. Step 5: Solve for x
    x = 259,757,121,086.39/571,249.76
  6. Step 6: Final answer
    x = 454,717.26

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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.