Home / 377,654.87-521,175.46-205,584.29

Finding the Fourth Proportional to 377,654.87, 521,175.46 and 205,584.29

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Solution

The fourth proportional to 377,654.87, 521,175.46 and 205,584.29 is: 283,712.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,654.87 : 521,175.46 = 205,584.29 : x
  2. Step 2: Convert to fraction form
    377,654.87/521,175.46 = 205,584.29/x
  3. Step 3: Cross multiply
    377,654.87x = 521,175.46 × 205,584.29
  4. Step 4: Simplify right side
    377,654.87x = 107,145,485,092.62
  5. Step 5: Solve for x
    x = 107,145,485,092.62/377,654.87
  6. Step 6: Final answer
    x = 283,712.71

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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.