Home / 667,792.44-1,001,245.72-218,355.84

Finding the Fourth Proportional to 667,792.44, 1,001,245.72 and 218,355.84

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Solution

The fourth proportional to 667,792.44, 1,001,245.72 and 218,355.84 is: 327,388.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,792.44 : 1,001,245.72 = 218,355.84 : x
  2. Step 2: Convert to fraction form
    667,792.44/1,001,245.72 = 218,355.84/x
  3. Step 3: Cross multiply
    667,792.44x = 1,001,245.72 × 218,355.84
  4. Step 4: Simplify right side
    667,792.44x = 218,627,850,237.01
  5. Step 5: Solve for x
    x = 218,627,850,237.01/667,792.44
  6. Step 6: Final answer
    x = 327,388.93

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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.