Home / 889,758.66-1,227,851.76-481,857.18

Finding the Fourth Proportional to 889,758.66, 1,227,851.76 and 481,857.18

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Solution

The fourth proportional to 889,758.66, 1,227,851.76 and 481,857.18 is: 664,954.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,758.66 : 1,227,851.76 = 481,857.18 : x
  2. Step 2: Convert to fraction form
    889,758.66/1,227,851.76 = 481,857.18/x
  3. Step 3: Cross multiply
    889,758.66x = 1,227,851.76 × 481,857.18
  4. Step 4: Simplify right side
    889,758.66x = 591,649,186,531.64
  5. Step 5: Solve for x
    x = 591,649,186,531.64/889,758.66
  6. Step 6: Final answer
    x = 664,954.68

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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.