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Finding the Fourth Proportional to 481,560.60, 722,170.80 and 165,944.10

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Solution

The fourth proportional to 481,560.60, 722,170.80 and 165,944.10 is: 248,857.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,560.60 : 722,170.80 = 165,944.10 : x
  2. Step 2: Convert to fraction form
    481,560.60/722,170.80 = 165,944.10/x
  3. Step 3: Cross multiply
    481,560.60x = 722,170.80 × 165,944.10
  4. Step 4: Simplify right side
    481,560.60x = 119,839,983,452.28
  5. Step 5: Solve for x
    x = 119,839,983,452.28/481,560.60
  6. Step 6: Final answer
    x = 248,857.53

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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.