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Finding the Fourth Proportional to 482,447.98, 722,758.55 and 322,040.24

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Solution

The fourth proportional to 482,447.98, 722,758.55 and 322,040.24 is: 482,450.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,447.98 : 722,758.55 = 322,040.24 : x
  2. Step 2: Convert to fraction form
    482,447.98/722,758.55 = 322,040.24/x
  3. Step 3: Cross multiply
    482,447.98x = 722,758.55 × 322,040.24
  4. Step 4: Simplify right side
    482,447.98x = 232,757,335,293.85
  5. Step 5: Solve for x
    x = 232,757,335,293.85/482,447.98
  6. Step 6: Final answer
    x = 482,450.63

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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.