Home / 327,049.03-490,478.77-127,324.90

Finding the Fourth Proportional to 327,049.03, 490,478.77 and 127,324.90

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Solution

The fourth proportional to 327,049.03, 490,478.77 and 127,324.90 is: 190,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,049.03 : 490,478.77 = 127,324.90 : x
  2. Step 2: Convert to fraction form
    327,049.03/490,478.77 = 127,324.90/x
  3. Step 3: Cross multiply
    327,049.03x = 490,478.77 × 127,324.90
  4. Step 4: Simplify right side
    327,049.03x = 62,450,160,342.37
  5. Step 5: Solve for x
    x = 62,450,160,342.37/327,049.03
  6. Step 6: Final answer
    x = 190,950.45

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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.