Home / 631,293.39-947,317.38-231,974.54

Finding the Fourth Proportional to 631,293.39, 947,317.38 and 231,974.54

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Solution

The fourth proportional to 631,293.39, 947,317.38 and 231,974.54 is: 348,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,293.39 : 947,317.38 = 231,974.54 : x
  2. Step 2: Convert to fraction form
    631,293.39/947,317.38 = 231,974.54/x
  3. Step 3: Cross multiply
    631,293.39x = 947,317.38 × 231,974.54
  4. Step 4: Simplify right side
    631,293.39x = 219,753,508,722.92
  5. Step 5: Solve for x
    x = 219,753,508,722.92/631,293.39
  6. Step 6: Final answer
    x = 348,100.44

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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.