Home / 483,422.20-667,229.36-268,636.12

Finding the Fourth Proportional to 483,422.20, 667,229.36 and 268,636.12

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Solution

The fourth proportional to 483,422.20, 667,229.36 and 268,636.12 is: 370,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,422.20 : 667,229.36 = 268,636.12 : x
  2. Step 2: Convert to fraction form
    483,422.20/667,229.36 = 268,636.12/x
  3. Step 3: Cross multiply
    483,422.20x = 667,229.36 × 268,636.12
  4. Step 4: Simplify right side
    483,422.20x = 179,241,906,420.48
  5. Step 5: Solve for x
    x = 179,241,906,420.48/483,422.20
  6. Step 6: Final answer
    x = 370,777.15

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1.5x scale

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.