Home / 885,134.63-1,327,697.57-764,825.48

Finding the Fourth Proportional to 885,134.63, 1,327,697.57 and 764,825.48

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Solution

The fourth proportional to 885,134.63, 1,327,697.57 and 764,825.48 is: 1,147,234.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,134.63 : 1,327,697.57 = 764,825.48 : x
  2. Step 2: Convert to fraction form
    885,134.63/1,327,697.57 = 764,825.48/x
  3. Step 3: Cross multiply
    885,134.63x = 1,327,697.57 × 764,825.48
  4. Step 4: Simplify right side
    885,134.63x = 1,015,456,925,786.33
  5. Step 5: Solve for x
    x = 1,015,456,925,786.33/885,134.63
  6. Step 6: Final answer
    x = 1,147,234.44

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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.