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Finding the Fourth Proportional to 267,600.11, 400,621.95 and 230,399.24

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Solution

The fourth proportional to 267,600.11, 400,621.95 and 230,399.24 is: 344,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,600.11 : 400,621.95 = 230,399.24 : x
  2. Step 2: Convert to fraction form
    267,600.11/400,621.95 = 230,399.24/x
  3. Step 3: Cross multiply
    267,600.11x = 400,621.95 × 230,399.24
  4. Step 4: Simplify right side
    267,600.11x = 92,302,990,804.21
  5. Step 5: Solve for x
    x = 92,302,990,804.21/267,600.11
  6. Step 6: Final answer
    x = 344,928.83

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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.