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Finding the Fourth Proportional to 322,261.44, 483,404.31 and 122,544.60

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Solution

The fourth proportional to 322,261.44, 483,404.31 and 122,544.60 is: 183,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,261.44 : 483,404.31 = 122,544.60 : x
  2. Step 2: Convert to fraction form
    322,261.44/483,404.31 = 122,544.60/x
  3. Step 3: Cross multiply
    322,261.44x = 483,404.31 × 122,544.60
  4. Step 4: Simplify right side
    322,261.44x = 59,238,587,807.23
  5. Step 5: Solve for x
    x = 59,238,587,807.23/322,261.44
  6. Step 6: Final answer
    x = 183,821.52

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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.