Home / 889,719.96-1,227,814.08-481,824.96

Finding the Fourth Proportional to 889,719.96, 1,227,814.08 and 481,824.96

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Solution

The fourth proportional to 889,719.96, 1,227,814.08 and 481,824.96 is: 664,918.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,719.96 : 1,227,814.08 = 481,824.96 : x
  2. Step 2: Convert to fraction form
    889,719.96/1,227,814.08 = 481,824.96/x
  3. Step 3: Cross multiply
    889,719.96x = 1,227,814.08 × 481,824.96
  4. Step 4: Simplify right side
    889,719.96x = 591,591,469,983.44
  5. Step 5: Solve for x
    x = 591,591,469,983.44/889,719.96
  6. Step 6: Final answer
    x = 664,918.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.