Home / 481,867.28-722,227.44-363,147.20

Finding the Fourth Proportional to 481,867.28, 722,227.44 and 363,147.20

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Solution

The fourth proportional to 481,867.28, 722,227.44 and 363,147.20 is: 544,288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,867.28 : 722,227.44 = 363,147.20 : x
  2. Step 2: Convert to fraction form
    481,867.28/722,227.44 = 363,147.20/x
  3. Step 3: Cross multiply
    481,867.28x = 722,227.44 × 363,147.20
  4. Step 4: Simplify right side
    481,867.28x = 262,274,872,599.17
  5. Step 5: Solve for x
    x = 262,274,872,599.17/481,867.28
  6. Step 6: Final answer
    x = 544,288.61

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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.