Home / 862,913.76-1,294,283.16-231,745.56

Finding the Fourth Proportional to 862,913.76, 1,294,283.16 and 231,745.56

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Solution

The fourth proportional to 862,913.76, 1,294,283.16 and 231,745.56 is: 347,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,913.76 : 1,294,283.16 = 231,745.56 : x
  2. Step 2: Convert to fraction form
    862,913.76/1,294,283.16 = 231,745.56/x
  3. Step 3: Cross multiply
    862,913.76x = 1,294,283.16 × 231,745.56
  4. Step 4: Simplify right side
    862,913.76x = 299,944,375,712.77
  5. Step 5: Solve for x
    x = 299,944,375,712.77/862,913.76
  6. Step 6: Final answer
    x = 347,594.85

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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.