Home / 683,947.58-1,025,974.32-228,540.38

Finding the Fourth Proportional to 683,947.58, 1,025,974.32 and 228,540.38

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Solution

The fourth proportional to 683,947.58, 1,025,974.32 and 228,540.38 is: 342,828.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,947.58 : 1,025,974.32 = 228,540.38 : x
  2. Step 2: Convert to fraction form
    683,947.58/1,025,974.32 = 228,540.38/x
  3. Step 3: Cross multiply
    683,947.58x = 1,025,974.32 × 228,540.38
  4. Step 4: Simplify right side
    683,947.58x = 234,476,563,527.98
  5. Step 5: Solve for x
    x = 234,476,563,527.98/683,947.58
  6. Step 6: Final answer
    x = 342,828.27

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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.