Home / 631,296.39-947,321.88-231,977.54

Finding the Fourth Proportional to 631,296.39, 947,321.88 and 231,977.54

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Solution

The fourth proportional to 631,296.39, 947,321.88 and 231,977.54 is: 348,104.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,296.39 : 947,321.88 = 231,977.54 : x
  2. Step 2: Convert to fraction form
    631,296.39/947,321.88 = 231,977.54/x
  3. Step 3: Cross multiply
    631,296.39x = 947,321.88 × 231,977.54
  4. Step 4: Simplify right side
    631,296.39x = 219,757,394,573.97
  5. Step 5: Solve for x
    x = 219,757,394,573.97/631,296.39
  6. Step 6: Final answer
    x = 348,104.94

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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.