Home / 889,150.35-1,227,027.39-481,252.12

Finding the Fourth Proportional to 889,150.35, 1,227,027.39 and 481,252.12

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Solution

The fourth proportional to 889,150.35, 1,227,027.39 and 481,252.12 is: 664,127.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,150.35 : 1,227,027.39 = 481,252.12 : x
  2. Step 2: Convert to fraction form
    889,150.35/1,227,027.39 = 481,252.12/x
  3. Step 3: Cross multiply
    889,150.35x = 1,227,027.39 × 481,252.12
  4. Step 4: Simplify right side
    889,150.35x = 590,509,532,735.57
  5. Step 5: Solve for x
    x = 590,509,532,735.57/889,150.35
  6. Step 6: Final answer
    x = 664,127.88

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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.