Home / 871,757.92-1,307,712.16-240,671.84

Finding the Fourth Proportional to 871,757.92, 1,307,712.16 and 240,671.84

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Solution

The fourth proportional to 871,757.92, 1,307,712.16 and 240,671.84 is: 361,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,757.92 : 1,307,712.16 = 240,671.84 : x
  2. Step 2: Convert to fraction form
    871,757.92/1,307,712.16 = 240,671.84/x
  3. Step 3: Cross multiply
    871,757.92x = 1,307,712.16 × 240,671.84
  4. Step 4: Simplify right side
    871,757.92x = 314,729,491,737.57
  5. Step 5: Solve for x
    x = 314,729,491,737.57/871,757.92
  6. Step 6: Final answer
    x = 361,028.54

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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.