Home / 726,003.12-1,089,004.68-227,406

Finding the Fourth Proportional to 726,003.12, 1,089,004.68 and 227,406

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Solution

The fourth proportional to 726,003.12, 1,089,004.68 and 227,406 is: 341,109

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,003.12 : 1,089,004.68 = 227,406 : x
  2. Step 2: Convert to fraction form
    726,003.12/1,089,004.68 = 227,406/x
  3. Step 3: Cross multiply
    726,003.12x = 1,089,004.68 × 227,406
  4. Step 4: Simplify right side
    726,003.12x = 247,646,198,260.08
  5. Step 5: Solve for x
    x = 247,646,198,260.08/726,003.12
  6. Step 6: Final answer
    x = 341,109

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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.