Home / 952,084.44-1,428,131.56-321,003.72

Finding the Fourth Proportional to 952,084.44, 1,428,131.56 and 321,003.72

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Solution

The fourth proportional to 952,084.44, 1,428,131.56 and 321,003.72 is: 481,507.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,084.44 : 1,428,131.56 = 321,003.72 : x
  2. Step 2: Convert to fraction form
    952,084.44/1,428,131.56 = 321,003.72/x
  3. Step 3: Cross multiply
    952,084.44x = 1,428,131.56 × 321,003.72
  4. Step 4: Simplify right side
    952,084.44x = 458,435,543,409.40
  5. Step 5: Solve for x
    x = 458,435,543,409.40/952,084.44
  6. Step 6: Final answer
    x = 481,507.23

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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.