Home / 481,265.37-722,607.72-268,449.09

Finding the Fourth Proportional to 481,265.37, 722,607.72 and 268,449.09

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Solution

The fourth proportional to 481,265.37, 722,607.72 and 268,449.09 is: 403,069.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,265.37 : 722,607.72 = 268,449.09 : x
  2. Step 2: Convert to fraction form
    481,265.37/722,607.72 = 268,449.09/x
  3. Step 3: Cross multiply
    481,265.37x = 722,607.72 × 268,449.09
  4. Step 4: Simplify right side
    481,265.37x = 193,983,384,860.98
  5. Step 5: Solve for x
    x = 193,983,384,860.98/481,265.37
  6. Step 6: Final answer
    x = 403,069.49

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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.