Home / 889,740.54-1,227,843.06-481,843.02

Finding the Fourth Proportional to 889,740.54, 1,227,843.06 and 481,843.02

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Solution

The fourth proportional to 889,740.54, 1,227,843.06 and 481,843.02 is: 664,943.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,740.54 : 1,227,843.06 = 481,843.02 : x
  2. Step 2: Convert to fraction form
    889,740.54/1,227,843.06 = 481,843.02/x
  3. Step 3: Cross multiply
    889,740.54x = 1,227,843.06 × 481,843.02
  4. Step 4: Simplify right side
    889,740.54x = 591,627,608,116.44
  5. Step 5: Solve for x
    x = 591,627,608,116.44/889,740.54
  6. Step 6: Final answer
    x = 664,943.97

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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.