Home / 722,940.33-1,084,708.25-317,924.33

Finding the Fourth Proportional to 722,940.33, 1,084,708.25 and 317,924.33

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Solution

The fourth proportional to 722,940.33, 1,084,708.25 and 317,924.33 is: 477,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,940.33 : 1,084,708.25 = 317,924.33 : x
  2. Step 2: Convert to fraction form
    722,940.33/1,084,708.25 = 317,924.33/x
  3. Step 3: Cross multiply
    722,940.33x = 1,084,708.25 × 317,924.33
  4. Step 4: Simplify right side
    722,940.33x = 344,855,143,626.72
  5. Step 5: Solve for x
    x = 344,855,143,626.72/722,940.33
  6. Step 6: Final answer
    x = 477,017.44

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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.