Home / 327,962.88-491,946.24-100,260.48

Finding the Fourth Proportional to 327,962.88, 491,946.24 and 100,260.48

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Solution

The fourth proportional to 327,962.88, 491,946.24 and 100,260.48 is: 150,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,962.88 : 491,946.24 = 100,260.48 : x
  2. Step 2: Convert to fraction form
    327,962.88/491,946.24 = 100,260.48/x
  3. Step 3: Cross multiply
    327,962.88x = 491,946.24 × 100,260.48
  4. Step 4: Simplify right side
    327,962.88x = 49,322,766,156.60
  5. Step 5: Solve for x
    x = 49,322,766,156.60/327,962.88
  6. Step 6: Final answer
    x = 150,391.31

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1.5x scale

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.