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Finding the Fourth Proportional to 322,007.02, 483,231.96 and 111,644.96

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Solution

The fourth proportional to 322,007.02, 483,231.96 and 111,644.96 is: 167,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,007.02 : 483,231.96 = 111,644.96 : x
  2. Step 2: Convert to fraction form
    322,007.02/483,231.96 = 111,644.96/x
  3. Step 3: Cross multiply
    322,007.02x = 483,231.96 × 111,644.96
  4. Step 4: Simplify right side
    322,007.02x = 53,950,412,844.92
  5. Step 5: Solve for x
    x = 53,950,412,844.92/322,007.02
  6. Step 6: Final answer
    x = 167,544.21

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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.