Home / 722,821.75-1,084,224.83-296,262.50

Finding the Fourth Proportional to 722,821.75, 1,084,224.83 and 296,262.50

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Solution

The fourth proportional to 722,821.75, 1,084,224.83 and 296,262.50 is: 444,390.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,821.75 : 1,084,224.83 = 296,262.50 : x
  2. Step 2: Convert to fraction form
    722,821.75/1,084,224.83 = 296,262.50/x
  3. Step 3: Cross multiply
    722,821.75x = 1,084,224.83 × 296,262.50
  4. Step 4: Simplify right side
    722,821.75x = 321,215,163,443.30
  5. Step 5: Solve for x
    x = 321,215,163,443.30/722,821.75
  6. Step 6: Final answer
    x = 444,390.56

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1.5x scale

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.