Home / 722,937.33-1,084,703.75-317,921.33

Finding the Fourth Proportional to 722,937.33, 1,084,703.75 and 317,921.33

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Solution

The fourth proportional to 722,937.33, 1,084,703.75 and 317,921.33 is: 477,012.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,937.33 : 1,084,703.75 = 317,921.33 : x
  2. Step 2: Convert to fraction form
    722,937.33/1,084,703.75 = 317,921.33/x
  3. Step 3: Cross multiply
    722,937.33x = 1,084,703.75 × 317,921.33
  4. Step 4: Simplify right side
    722,937.33x = 344,850,458,855.99
  5. Step 5: Solve for x
    x = 344,850,458,855.99/722,937.33
  6. Step 6: Final answer
    x = 477,012.94

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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.