Home / 889,149.96-1,227,026.85-481,251.73

Finding the Fourth Proportional to 889,149.96, 1,227,026.85 and 481,251.73

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Solution

The fourth proportional to 889,149.96, 1,227,026.85 and 481,251.73 is: 664,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,149.96 : 1,227,026.85 = 481,251.73 : x
  2. Step 2: Convert to fraction form
    889,149.96/1,227,026.85 = 481,251.73/x
  3. Step 3: Cross multiply
    889,149.96x = 1,227,026.85 × 481,251.73
  4. Step 4: Simplify right side
    889,149.96x = 590,508,794,318.95
  5. Step 5: Solve for x
    x = 590,508,794,318.95/889,149.96
  6. Step 6: Final answer
    x = 664,127.34

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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.