Home / 901,961.91-1,244,663.21-494,065.58

Finding the Fourth Proportional to 901,961.91, 1,244,663.21 and 494,065.58

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Solution

The fourth proportional to 901,961.91, 1,244,663.21 and 494,065.58 is: 681,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,961.91 : 1,244,663.21 = 494,065.58 : x
  2. Step 2: Convert to fraction form
    901,961.91/1,244,663.21 = 494,065.58/x
  3. Step 3: Cross multiply
    901,961.91x = 1,244,663.21 × 494,065.58
  4. Step 4: Simplify right side
    901,961.91x = 614,945,245,765.16
  5. Step 5: Solve for x
    x = 614,945,245,765.16/901,961.91
  6. Step 6: Final answer
    x = 681,786.27

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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.