Home / 481,267.15-722,610.39-268,450.87

Finding the Fourth Proportional to 481,267.15, 722,610.39 and 268,450.87

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Solution

The fourth proportional to 481,267.15, 722,610.39 and 268,450.87 is: 403,072.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,267.15 : 722,610.39 = 268,450.87 : x
  2. Step 2: Convert to fraction form
    481,267.15/722,610.39 = 268,450.87/x
  3. Step 3: Cross multiply
    481,267.15x = 722,610.39 × 268,450.87
  4. Step 4: Simplify right side
    481,267.15x = 193,985,387,066.70
  5. Step 5: Solve for x
    x = 193,985,387,066.70/481,267.15
  6. Step 6: Final answer
    x = 403,072.15

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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.