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Finding the Fourth Proportional to 494,997.60, 741,621.60 and 463,504.80

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Solution

The fourth proportional to 494,997.60, 741,621.60 and 463,504.80 is: 694,438.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,997.60 : 741,621.60 = 463,504.80 : x
  2. Step 2: Convert to fraction form
    494,997.60/741,621.60 = 463,504.80/x
  3. Step 3: Cross multiply
    494,997.60x = 741,621.60 × 463,504.80
  4. Step 4: Simplify right side
    494,997.60x = 343,745,171,383.68
  5. Step 5: Solve for x
    x = 343,745,171,383.68/494,997.60
  6. Step 6: Final answer
    x = 694,438.06

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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.