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Finding the Fourth Proportional to 517,694.88, 775,492.56 and 267,852

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Solution

The fourth proportional to 517,694.88, 775,492.56 and 267,852 is: 401,234.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,694.88 : 775,492.56 = 267,852 : x
  2. Step 2: Convert to fraction form
    517,694.88/775,492.56 = 267,852/x
  3. Step 3: Cross multiply
    517,694.88x = 775,492.56 × 267,852
  4. Step 4: Simplify right side
    517,694.88x = 207,717,233,181.12
  5. Step 5: Solve for x
    x = 207,717,233,181.12/517,694.88
  6. Step 6: Final answer
    x = 401,234.86

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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.