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Finding the Fourth Proportional to 269,463.96, 405,081.72 and 249,977.88

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Solution

The fourth proportional to 269,463.96, 405,081.72 and 249,977.88 is: 375,788.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,463.96 : 405,081.72 = 249,977.88 : x
  2. Step 2: Convert to fraction form
    269,463.96/405,081.72 = 249,977.88/x
  3. Step 3: Cross multiply
    269,463.96x = 405,081.72 × 249,977.88
  4. Step 4: Simplify right side
    269,463.96x = 101,261,469,592.35
  5. Step 5: Solve for x
    x = 101,261,469,592.35/269,463.96
  6. Step 6: Final answer
    x = 375,788.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.