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Finding the Fourth Proportional to 483,954.47, 667,853.02 and 269,092.65

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Solution

The fourth proportional to 483,954.47, 667,853.02 and 269,092.65 is: 371,345.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,954.47 : 667,853.02 = 269,092.65 : x
  2. Step 2: Convert to fraction form
    483,954.47/667,853.02 = 269,092.65/x
  3. Step 3: Cross multiply
    483,954.47x = 667,853.02 × 269,092.65
  4. Step 4: Simplify right side
    483,954.47x = 179,714,338,962.30
  5. Step 5: Solve for x
    x = 179,714,338,962.30/483,954.47
  6. Step 6: Final answer
    x = 371,345.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.