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Finding the Fourth Proportional to 476,956.89, 658,169.55 and 273,009.42

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Solution

The fourth proportional to 476,956.89, 658,169.55 and 273,009.42 is: 376,735.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,956.89 : 658,169.55 = 273,009.42 : x
  2. Step 2: Convert to fraction form
    476,956.89/658,169.55 = 273,009.42/x
  3. Step 3: Cross multiply
    476,956.89x = 658,169.55 × 273,009.42
  4. Step 4: Simplify right side
    476,956.89x = 179,686,487,107.16
  5. Step 5: Solve for x
    x = 179,686,487,107.16/476,956.89
  6. Step 6: Final answer
    x = 376,735.28

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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.