Home / 969,028.75-1,453,432.22-259,112.15

Finding the Fourth Proportional to 969,028.75, 1,453,432.22 and 259,112.15

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Solution

The fourth proportional to 969,028.75, 1,453,432.22 and 259,112.15 is: 388,638.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,028.75 : 1,453,432.22 = 259,112.15 : x
  2. Step 2: Convert to fraction form
    969,028.75/1,453,432.22 = 259,112.15/x
  3. Step 3: Cross multiply
    969,028.75x = 1,453,432.22 × 259,112.15
  4. Step 4: Simplify right side
    969,028.75x = 376,601,942,474.33
  5. Step 5: Solve for x
    x = 376,601,942,474.33/969,028.75
  6. Step 6: Final answer
    x = 388,638.56

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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.