Home / 726,769.17-1,089,921.24-240,360.98

Finding the Fourth Proportional to 726,769.17, 1,089,921.24 and 240,360.98

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Solution

The fourth proportional to 726,769.17, 1,089,921.24 and 240,360.98 is: 360,464.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,769.17 : 1,089,921.24 = 240,360.98 : x
  2. Step 2: Convert to fraction form
    726,769.17/1,089,921.24 = 240,360.98/x
  3. Step 3: Cross multiply
    726,769.17x = 1,089,921.24 × 240,360.98
  4. Step 4: Simplify right side
    726,769.17x = 261,974,531,919.61
  5. Step 5: Solve for x
    x = 261,974,531,919.61/726,769.17
  6. Step 6: Final answer
    x = 360,464.56

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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.