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Finding the Fourth Proportional to 499,922.48, 689,893.08 and 273,568

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Solution

The fourth proportional to 499,922.48, 689,893.08 and 273,568 is: 377,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,922.48 : 689,893.08 = 273,568 : x
  2. Step 2: Convert to fraction form
    499,922.48/689,893.08 = 273,568/x
  3. Step 3: Cross multiply
    499,922.48x = 689,893.08 × 273,568
  4. Step 4: Simplify right side
    499,922.48x = 188,732,670,109.44
  5. Step 5: Solve for x
    x = 188,732,670,109.44/499,922.48
  6. Step 6: Final answer
    x = 377,523.87

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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.