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Finding the Fourth Proportional to 481,596.60, 722,135.70 and 200,796.60

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Solution

The fourth proportional to 481,596.60, 722,135.70 and 200,796.60 is: 301,086.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,596.60 : 722,135.70 = 200,796.60 : x
  2. Step 2: Convert to fraction form
    481,596.60/722,135.70 = 200,796.60/x
  3. Step 3: Cross multiply
    481,596.60x = 722,135.70 × 200,796.60
  4. Step 4: Simplify right side
    481,596.60x = 145,002,393,298.62
  5. Step 5: Solve for x
    x = 145,002,393,298.62/481,596.60
  6. Step 6: Final answer
    x = 301,086.83

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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.