Home / 854,687.27-1,179,504.11-492,102.11

Finding the Fourth Proportional to 854,687.27, 1,179,504.11 and 492,102.11

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Solution

The fourth proportional to 854,687.27, 1,179,504.11 and 492,102.11 is: 679,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,687.27 : 1,179,504.11 = 492,102.11 : x
  2. Step 2: Convert to fraction form
    854,687.27/1,179,504.11 = 492,102.11/x
  3. Step 3: Cross multiply
    854,687.27x = 1,179,504.11 × 492,102.11
  4. Step 4: Simplify right side
    854,687.27x = 580,436,458,824.16
  5. Step 5: Solve for x
    x = 580,436,458,824.16/854,687.27
  6. Step 6: Final answer
    x = 679,121.45

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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.