Home / 952,379.26-1,428,481.42-321,298.54

Finding the Fourth Proportional to 952,379.26, 1,428,481.42 and 321,298.54

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Solution

The fourth proportional to 952,379.26, 1,428,481.42 and 321,298.54 is: 481,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,379.26 : 1,428,481.42 = 321,298.54 : x
  2. Step 2: Convert to fraction form
    952,379.26/1,428,481.42 = 321,298.54/x
  3. Step 3: Cross multiply
    952,379.26x = 1,428,481.42 × 321,298.54
  4. Step 4: Simplify right side
    952,379.26x = 458,968,994,663.13
  5. Step 5: Solve for x
    x = 458,968,994,663.13/952,379.26
  6. Step 6: Final answer
    x = 481,918.30

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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.