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Finding the Fourth Proportional to 605,107.08, 835,040.87 and 333,169.30

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Solution

The fourth proportional to 605,107.08, 835,040.87 and 333,169.30 is: 459,769.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,107.08 : 835,040.87 = 333,169.30 : x
  2. Step 2: Convert to fraction form
    605,107.08/835,040.87 = 333,169.30/x
  3. Step 3: Cross multiply
    605,107.08x = 835,040.87 × 333,169.30
  4. Step 4: Simplify right side
    605,107.08x = 278,209,982,129.29
  5. Step 5: Solve for x
    x = 278,209,982,129.29/605,107.08
  6. Step 6: Final answer
    x = 459,769.83

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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.