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Finding the Fourth Proportional to 599,378.80, 827,144.40 and 327,449.20

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Solution

The fourth proportional to 599,378.80, 827,144.40 and 327,449.20 is: 451,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,378.80 : 827,144.40 = 327,449.20 : x
  2. Step 2: Convert to fraction form
    599,378.80/827,144.40 = 327,449.20/x
  3. Step 3: Cross multiply
    599,378.80x = 827,144.40 × 327,449.20
  4. Step 4: Simplify right side
    599,378.80x = 270,847,772,064.48
  5. Step 5: Solve for x
    x = 270,847,772,064.48/599,378.80
  6. Step 6: Final answer
    x = 451,880.80

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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.