Home / 1,144,945.80-1,718,205.75-396,991.80

Finding the Fourth Proportional to 1,144,945.80, 1,718,205.75 and 396,991.80

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Solution

The fourth proportional to 1,144,945.80, 1,718,205.75 and 396,991.80 is: 595,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,945.80 : 1,718,205.75 = 396,991.80 : x
  2. Step 2: Convert to fraction form
    1,144,945.80/1,718,205.75 = 396,991.80/x
  3. Step 3: Cross multiply
    1,144,945.80x = 1,718,205.75 × 396,991.80
  4. Step 4: Simplify right side
    1,144,945.80x = 682,113,593,462.85
  5. Step 5: Solve for x
    x = 682,113,593,462.85/1,144,945.80
  6. Step 6: Final answer
    x = 595,760.60

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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.