Home / 483,121.97-666,769.83-292,136.73

Finding the Fourth Proportional to 483,121.97, 666,769.83 and 292,136.73

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Solution

The fourth proportional to 483,121.97, 666,769.83 and 292,136.73 is: 403,185.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,121.97 : 666,769.83 = 292,136.73 : x
  2. Step 2: Convert to fraction form
    483,121.97/666,769.83 = 292,136.73/x
  3. Step 3: Cross multiply
    483,121.97x = 666,769.83 × 292,136.73
  4. Step 4: Simplify right side
    483,121.97x = 194,787,954,202.96
  5. Step 5: Solve for x
    x = 194,787,954,202.96/483,121.97
  6. Step 6: Final answer
    x = 403,185.88

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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.