Home / 1,206,282.88-1,809,040.83-396,480.52

Finding the Fourth Proportional to 1,206,282.88, 1,809,040.83 and 396,480.52

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Solution

The fourth proportional to 1,206,282.88, 1,809,040.83 and 396,480.52 is: 594,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,282.88 : 1,809,040.83 = 396,480.52 : x
  2. Step 2: Convert to fraction form
    1,206,282.88/1,809,040.83 = 396,480.52/x
  3. Step 3: Cross multiply
    1,206,282.88x = 1,809,040.83 × 396,480.52
  4. Step 4: Simplify right side
    1,206,282.88x = 717,249,439,934.43
  5. Step 5: Solve for x
    x = 717,249,439,934.43/1,206,282.88
  6. Step 6: Final answer
    x = 594,594.73

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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.