Home / 952,077.44-1,428,121.06-320,996.72

Finding the Fourth Proportional to 952,077.44, 1,428,121.06 and 320,996.72

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Solution

The fourth proportional to 952,077.44, 1,428,121.06 and 320,996.72 is: 481,496.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,077.44 : 1,428,121.06 = 320,996.72 : x
  2. Step 2: Convert to fraction form
    952,077.44/1,428,121.06 = 320,996.72/x
  3. Step 3: Cross multiply
    952,077.44x = 1,428,121.06 × 320,996.72
  4. Step 4: Simplify right side
    952,077.44x = 458,422,176,022.92
  5. Step 5: Solve for x
    x = 458,422,176,022.92/952,077.44
  6. Step 6: Final answer
    x = 481,496.73

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1.5x scale

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.