Home / 678,204.16-1,017,593.60-341,067.52

Finding the Fourth Proportional to 678,204.16, 1,017,593.60 and 341,067.52

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Solution

The fourth proportional to 678,204.16, 1,017,593.60 and 341,067.52 is: 511,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,204.16 : 1,017,593.60 = 341,067.52 : x
  2. Step 2: Convert to fraction form
    678,204.16/1,017,593.60 = 341,067.52/x
  3. Step 3: Cross multiply
    678,204.16x = 1,017,593.60 × 341,067.52
  4. Step 4: Simplify right side
    678,204.16x = 347,068,125,519.87
  5. Step 5: Solve for x
    x = 347,068,125,519.87/678,204.16
  6. Step 6: Final answer
    x = 511,745.79

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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.