Home / 1,232.46-1,850.85-1,134.78

Finding the Fourth Proportional to 1,232.46, 1,850.85 and 1,134.78

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Solution

The fourth proportional to 1,232.46, 1,850.85 and 1,134.78 is: 1,704.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.46 : 1,850.85 = 1,134.78 : x
  2. Step 2: Convert to fraction form
    1,232.46/1,850.85 = 1,134.78/x
  3. Step 3: Cross multiply
    1,232.46x = 1,850.85 × 1,134.78
  4. Step 4: Simplify right side
    1,232.46x = 2,100,307.56
  5. Step 5: Solve for x
    x = 2,100,307.56/1,232.46
  6. Step 6: Final answer
    x = 1,704.16

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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.