Home / 889,763.06-1,227,866.48-481,855.43

Finding the Fourth Proportional to 889,763.06, 1,227,866.48 and 481,855.43

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Solution

The fourth proportional to 889,763.06, 1,227,866.48 and 481,855.43 is: 664,956.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,763.06 : 1,227,866.48 = 481,855.43 : x
  2. Step 2: Convert to fraction form
    889,763.06/1,227,866.48 = 481,855.43/x
  3. Step 3: Cross multiply
    889,763.06x = 1,227,866.48 × 481,855.43
  4. Step 4: Simplify right side
    889,763.06x = 591,654,133,170.33
  5. Step 5: Solve for x
    x = 591,654,133,170.33/889,763.06
  6. Step 6: Final answer
    x = 664,956.95

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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.