Home / 833,439.76-1,149,913.52-523,375.78

Finding the Fourth Proportional to 833,439.76, 1,149,913.52 and 523,375.78

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Solution

The fourth proportional to 833,439.76, 1,149,913.52 and 523,375.78 is: 722,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,439.76 : 1,149,913.52 = 523,375.78 : x
  2. Step 2: Convert to fraction form
    833,439.76/1,149,913.52 = 523,375.78/x
  3. Step 3: Cross multiply
    833,439.76x = 1,149,913.52 × 523,375.78
  4. Step 4: Simplify right side
    833,439.76x = 601,836,885,462.55
  5. Step 5: Solve for x
    x = 601,836,885,462.55/833,439.76
  6. Step 6: Final answer
    x = 722,112.04

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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.