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Finding the Fourth Proportional to 273,199.05, 409,775.54 and 154,496.97

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Solution

The fourth proportional to 273,199.05, 409,775.54 and 154,496.97 is: 231,732.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,199.05 : 409,775.54 = 154,496.97 : x
  2. Step 2: Convert to fraction form
    273,199.05/409,775.54 = 154,496.97/x
  3. Step 3: Cross multiply
    273,199.05x = 409,775.54 × 154,496.97
  4. Step 4: Simplify right side
    273,199.05x = 63,309,078,537.63
  5. Step 5: Solve for x
    x = 63,309,078,537.63/273,199.05
  6. Step 6: Final answer
    x = 231,732.43

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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.