Home / 889,733.06-1,227,829.74-481,833.66

Finding the Fourth Proportional to 889,733.06, 1,227,829.74 and 481,833.66

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Solution

The fourth proportional to 889,733.06, 1,227,829.74 and 481,833.66 is: 664,929.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,733.06 : 1,227,829.74 = 481,833.66 : x
  2. Step 2: Convert to fraction form
    889,733.06/1,227,829.74 = 481,833.66/x
  3. Step 3: Cross multiply
    889,733.06x = 1,227,829.74 × 481,833.66
  4. Step 4: Simplify right side
    889,733.06x = 591,609,697,481.05
  5. Step 5: Solve for x
    x = 591,609,697,481.05/889,733.06
  6. Step 6: Final answer
    x = 664,929.43

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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.