Home / 889,714.46-1,227,806.49-481,819.46

Finding the Fourth Proportional to 889,714.46, 1,227,806.49 and 481,819.46

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Solution

The fourth proportional to 889,714.46, 1,227,806.49 and 481,819.46 is: 664,911.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,714.46 : 1,227,806.49 = 481,819.46 : x
  2. Step 2: Convert to fraction form
    889,714.46/1,227,806.49 = 481,819.46/x
  3. Step 3: Cross multiply
    889,714.46x = 1,227,806.49 × 481,819.46
  4. Step 4: Simplify right side
    889,714.46x = 591,581,059,996.30
  5. Step 5: Solve for x
    x = 591,581,059,996.30/889,714.46
  6. Step 6: Final answer
    x = 664,911.14

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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.