Home / 327,137.06-490,504.64-127,224.38

Finding the Fourth Proportional to 327,137.06, 490,504.64 and 127,224.38

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Solution

The fourth proportional to 327,137.06, 490,504.64 and 127,224.38 is: 190,758.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,137.06 : 490,504.64 = 127,224.38 : x
  2. Step 2: Convert to fraction form
    327,137.06/490,504.64 = 127,224.38/x
  3. Step 3: Cross multiply
    327,137.06x = 490,504.64 × 127,224.38
  4. Step 4: Simplify right side
    327,137.06x = 62,404,149,301.26
  5. Step 5: Solve for x
    x = 62,404,149,301.26/327,137.06
  6. Step 6: Final answer
    x = 190,758.42

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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.