Home / 889,839.96-1,227,972.24-481,932.24

Finding the Fourth Proportional to 889,839.96, 1,227,972.24 and 481,932.24

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Solution

The fourth proportional to 889,839.96, 1,227,972.24 and 481,932.24 is: 665,062.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,839.96 : 1,227,972.24 = 481,932.24 : x
  2. Step 2: Convert to fraction form
    889,839.96/1,227,972.24 = 481,932.24/x
  3. Step 3: Cross multiply
    889,839.96x = 1,227,972.24 × 481,932.24
  4. Step 4: Simplify right side
    889,839.96x = 591,799,412,281.02
  5. Step 5: Solve for x
    x = 591,799,412,281.02/889,839.96
  6. Step 6: Final answer
    x = 665,062.75

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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.