Home / 889,773.46-1,227,888.97-481,874.11

Finding the Fourth Proportional to 889,773.46, 1,227,888.97 and 481,874.11

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Solution

The fourth proportional to 889,773.46, 1,227,888.97 and 481,874.11 is: 664,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,773.46 : 1,227,888.97 = 481,874.11 : x
  2. Step 2: Convert to fraction form
    889,773.46/1,227,888.97 = 481,874.11/x
  3. Step 3: Cross multiply
    889,773.46x = 1,227,888.97 × 481,874.11
  4. Step 4: Simplify right side
    889,773.46x = 591,687,909,940.58
  5. Step 5: Solve for x
    x = 591,687,909,940.58/889,773.46
  6. Step 6: Final answer
    x = 664,987.14

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Double scale
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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.