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Finding the Fourth Proportional to 322,246.44, 483,591.51 and 111,884.40

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Solution

The fourth proportional to 322,246.44, 483,591.51 and 111,884.40 is: 167,903.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,246.44 : 483,591.51 = 111,884.40 : x
  2. Step 2: Convert to fraction form
    322,246.44/483,591.51 = 111,884.40/x
  3. Step 3: Cross multiply
    322,246.44x = 483,591.51 × 111,884.40
  4. Step 4: Simplify right side
    322,246.44x = 54,106,345,941.44
  5. Step 5: Solve for x
    x = 54,106,345,941.44/322,246.44
  6. Step 6: Final answer
    x = 167,903.63

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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.