Home / 722,171.55-1,083,269.62-273,103.90

Finding the Fourth Proportional to 722,171.55, 1,083,269.62 and 273,103.90

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Solution

The fourth proportional to 722,171.55, 1,083,269.62 and 273,103.90 is: 409,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,171.55 : 1,083,269.62 = 273,103.90 : x
  2. Step 2: Convert to fraction form
    722,171.55/1,083,269.62 = 273,103.90/x
  3. Step 3: Cross multiply
    722,171.55x = 1,083,269.62 × 273,103.90
  4. Step 4: Simplify right side
    722,171.55x = 295,845,162,468.22
  5. Step 5: Solve for x
    x = 295,845,162,468.22/722,171.55
  6. Step 6: Final answer
    x = 409,660.51

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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.