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Finding the Fourth Proportional to 606,796.79, 837,399.68 and 331,169.69

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Solution

The fourth proportional to 606,796.79, 837,399.68 and 331,169.69 is: 457,025.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,796.79 : 837,399.68 = 331,169.69 : x
  2. Step 2: Convert to fraction form
    606,796.79/837,399.68 = 331,169.69/x
  3. Step 3: Cross multiply
    606,796.79x = 837,399.68 × 331,169.69
  4. Step 4: Simplify right side
    606,796.79x = 277,321,392,431.70
  5. Step 5: Solve for x
    x = 277,321,392,431.70/606,796.79
  6. Step 6: Final answer
    x = 457,025.15

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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.