Home / 1,131,745.06-1,697,618.00-278,833.29

Finding the Fourth Proportional to 1,131,745.06, 1,697,618.00 and 278,833.29

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Solution

The fourth proportional to 1,131,745.06, 1,697,618.00 and 278,833.29 is: 418,250.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,745.06 : 1,697,618.00 = 278,833.29 : x
  2. Step 2: Convert to fraction form
    1,131,745.06/1,697,618.00 = 278,833.29/x
  3. Step 3: Cross multiply
    1,131,745.06x = 1,697,618.00 × 278,833.29
  4. Step 4: Simplify right side
    1,131,745.06x = 473,352,404,865.80
  5. Step 5: Solve for x
    x = 473,352,404,865.80/1,131,745.06
  6. Step 6: Final answer
    x = 418,250.03

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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.