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Finding the Fourth Proportional to 483,382.01, 725,109.92 and 146,450.57

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Solution

The fourth proportional to 483,382.01, 725,109.92 and 146,450.57 is: 219,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,382.01 : 725,109.92 = 146,450.57 : x
  2. Step 2: Convert to fraction form
    483,382.01/725,109.92 = 146,450.57/x
  3. Step 3: Cross multiply
    483,382.01x = 725,109.92 × 146,450.57
  4. Step 4: Simplify right side
    483,382.01x = 106,192,760,007.20
  5. Step 5: Solve for x
    x = 106,192,760,007.20/483,382.01
  6. Step 6: Final answer
    x = 219,687.03

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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.