Home / 889,847.98-1,227,984.10-481,940.48

Finding the Fourth Proportional to 889,847.98, 1,227,984.10 and 481,940.48

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Solution

The fourth proportional to 889,847.98, 1,227,984.10 and 481,940.48 is: 665,074.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,847.98 : 1,227,984.10 = 481,940.48 : x
  2. Step 2: Convert to fraction form
    889,847.98/1,227,984.10 = 481,940.48/x
  3. Step 3: Cross multiply
    889,847.98x = 1,227,984.10 × 481,940.48
  4. Step 4: Simplify right side
    889,847.98x = 591,815,248,451.48
  5. Step 5: Solve for x
    x = 591,815,248,451.48/889,847.98
  6. Step 6: Final answer
    x = 665,074.56

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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.