Home / 571,249.18-788,293.50-329,517.32

Finding the Fourth Proportional to 571,249.18, 788,293.50 and 329,517.32

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Solution

The fourth proportional to 571,249.18, 788,293.50 and 329,517.32 is: 454,716.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,249.18 : 788,293.50 = 329,517.32 : x
  2. Step 2: Convert to fraction form
    571,249.18/788,293.50 = 329,517.32/x
  3. Step 3: Cross multiply
    571,249.18x = 788,293.50 × 329,517.32
  4. Step 4: Simplify right side
    571,249.18x = 259,756,361,493.42
  5. Step 5: Solve for x
    x = 259,756,361,493.42/571,249.18
  6. Step 6: Final answer
    x = 454,716.38

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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.