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Finding the Fourth Proportional to 603,772.94, 833,215.28 and 331,865.97

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Solution

The fourth proportional to 603,772.94, 833,215.28 and 331,865.97 is: 457,979.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,772.94 : 833,215.28 = 331,865.97 : x
  2. Step 2: Convert to fraction form
    603,772.94/833,215.28 = 331,865.97/x
  3. Step 3: Cross multiply
    603,772.94x = 833,215.28 × 331,865.97
  4. Step 4: Simplify right side
    603,772.94x = 276,515,795,456.69
  5. Step 5: Solve for x
    x = 276,515,795,456.69/603,772.94
  6. Step 6: Final answer
    x = 457,979.78

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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.