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Finding the Fourth Proportional to 494,667.66, 741,812.35 and 269,907.96

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Solution

The fourth proportional to 494,667.66, 741,812.35 and 269,907.96 is: 404,758.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,667.66 : 741,812.35 = 269,907.96 : x
  2. Step 2: Convert to fraction form
    494,667.66/741,812.35 = 269,907.96/x
  3. Step 3: Cross multiply
    494,667.66x = 741,812.35 × 269,907.96
  4. Step 4: Simplify right side
    494,667.66x = 200,221,059,803.27
  5. Step 5: Solve for x
    x = 200,221,059,803.27/494,667.66
  6. Step 6: Final answer
    x = 404,758.74

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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.