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Finding the Fourth Proportional to 492,841.08, 739,241.06 and 269,615.78

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Solution

The fourth proportional to 492,841.08, 739,241.06 and 269,615.78 is: 404,412.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,841.08 : 739,241.06 = 269,615.78 : x
  2. Step 2: Convert to fraction form
    492,841.08/739,241.06 = 269,615.78/x
  3. Step 3: Cross multiply
    492,841.08x = 739,241.06 × 269,615.78
  4. Step 4: Simplify right side
    492,841.08x = 199,311,054,999.93
  5. Step 5: Solve for x
    x = 199,311,054,999.93/492,841.08
  6. Step 6: Final answer
    x = 404,412.42

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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.