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Finding the Fourth Proportional to 322,296.44, 483,884.78 and 222,209.60

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Solution

The fourth proportional to 322,296.44, 483,884.78 and 222,209.60 is: 333,617.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,296.44 : 483,884.78 = 222,209.60 : x
  2. Step 2: Convert to fraction form
    322,296.44/483,884.78 = 222,209.60/x
  3. Step 3: Cross multiply
    322,296.44x = 483,884.78 × 222,209.60
  4. Step 4: Simplify right side
    322,296.44x = 107,523,843,409.89
  5. Step 5: Solve for x
    x = 107,523,843,409.89/322,296.44
  6. Step 6: Final answer
    x = 333,617.84

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1.5x scale

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.