Home / 789,020.88-1,088,794.13-444,869.12

Finding the Fourth Proportional to 789,020.88, 1,088,794.13 and 444,869.12

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Solution

The fourth proportional to 789,020.88, 1,088,794.13 and 444,869.12 is: 613,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,020.88 : 1,088,794.13 = 444,869.12 : x
  2. Step 2: Convert to fraction form
    789,020.88/1,088,794.13 = 444,869.12/x
  3. Step 3: Cross multiply
    789,020.88x = 1,088,794.13 × 444,869.12
  4. Step 4: Simplify right side
    789,020.88x = 484,370,878,805.95
  5. Step 5: Solve for x
    x = 484,370,878,805.95/789,020.88
  6. Step 6: Final answer
    x = 613,888.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.