Home / 631,296.27-947,321.69-231,977.41

Finding the Fourth Proportional to 631,296.27, 947,321.69 and 231,977.41

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Solution

The fourth proportional to 631,296.27, 947,321.69 and 231,977.41 is: 348,104.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,296.27 : 947,321.69 = 231,977.41 : x
  2. Step 2: Convert to fraction form
    631,296.27/947,321.69 = 231,977.41/x
  3. Step 3: Cross multiply
    631,296.27x = 947,321.69 × 231,977.41
  4. Step 4: Simplify right side
    631,296.27x = 219,757,232,083.02
  5. Step 5: Solve for x
    x = 219,757,232,083.02/631,296.27
  6. Step 6: Final answer
    x = 348,104.75

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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.