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Finding the Fourth Proportional to 482,675.56, 666,082.08 and 267,811

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Solution

The fourth proportional to 482,675.56, 666,082.08 and 267,811 is: 369,573.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,675.56 : 666,082.08 = 267,811 : x
  2. Step 2: Convert to fraction form
    482,675.56/666,082.08 = 267,811/x
  3. Step 3: Cross multiply
    482,675.56x = 666,082.08 × 267,811
  4. Step 4: Simplify right side
    482,675.56x = 178,384,107,926.88
  5. Step 5: Solve for x
    x = 178,384,107,926.88/482,675.56
  6. Step 6: Final answer
    x = 369,573.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.