Home / 631,187.52-946,217.79-231,735.48

Finding the Fourth Proportional to 631,187.52, 946,217.79 and 231,735.48

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Solution

The fourth proportional to 631,187.52, 946,217.79 and 231,735.48 is: 347,396.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,187.52 : 946,217.79 = 231,735.48 : x
  2. Step 2: Convert to fraction form
    631,187.52/946,217.79 = 231,735.48/x
  3. Step 3: Cross multiply
    631,187.52x = 946,217.79 × 231,735.48
  4. Step 4: Simplify right side
    631,187.52x = 219,272,233,750.19
  5. Step 5: Solve for x
    x = 219,272,233,750.19/631,187.52
  6. Step 6: Final answer
    x = 347,396.34

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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.