Home / 667,311.69-1,000,967.29-267,952.34

Finding the Fourth Proportional to 667,311.69, 1,000,967.29 and 267,952.34

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Solution

The fourth proportional to 667,311.69, 1,000,967.29 and 267,952.34 is: 401,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,311.69 : 1,000,967.29 = 267,952.34 : x
  2. Step 2: Convert to fraction form
    667,311.69/1,000,967.29 = 267,952.34/x
  3. Step 3: Cross multiply
    667,311.69x = 1,000,967.29 × 267,952.34
  4. Step 4: Simplify right side
    667,311.69x = 268,211,527,618.96
  5. Step 5: Solve for x
    x = 268,211,527,618.96/667,311.69
  6. Step 6: Final answer
    x = 401,928.41

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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.