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Finding the Fourth Proportional to 467,794.63, 645,553.46 and 263,847.24

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Solution

The fourth proportional to 467,794.63, 645,553.46 and 263,847.24 is: 364,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,794.63 : 645,553.46 = 263,847.24 : x
  2. Step 2: Convert to fraction form
    467,794.63/645,553.46 = 263,847.24/x
  3. Step 3: Cross multiply
    467,794.63x = 645,553.46 × 263,847.24
  4. Step 4: Simplify right side
    467,794.63x = 170,327,498,693.45
  5. Step 5: Solve for x
    x = 170,327,498,693.45/467,794.63
  6. Step 6: Final answer
    x = 364,107.43

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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.