Home / 889,489.50-1,227,493.87-481,591.27

Finding the Fourth Proportional to 889,489.50, 1,227,493.87 and 481,591.27

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Solution

The fourth proportional to 889,489.50, 1,227,493.87 and 481,591.27 is: 664,595.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,489.50 : 1,227,493.87 = 481,591.27 : x
  2. Step 2: Convert to fraction form
    889,489.50/1,227,493.87 = 481,591.27/x
  3. Step 3: Cross multiply
    889,489.50x = 1,227,493.87 × 481,591.27
  4. Step 4: Simplify right side
    889,489.50x = 591,150,331,770.52
  5. Step 5: Solve for x
    x = 591,150,331,770.52/889,489.50
  6. Step 6: Final answer
    x = 664,595.06

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1.5x scale

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.