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Finding the Fourth Proportional to 533,636.28, 800,730.36 and 234,327

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Solution

The fourth proportional to 533,636.28, 800,730.36 and 234,327 is: 351,611.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,636.28 : 800,730.36 = 234,327 : x
  2. Step 2: Convert to fraction form
    533,636.28/800,730.36 = 234,327/x
  3. Step 3: Cross multiply
    533,636.28x = 800,730.36 × 234,327
  4. Step 4: Simplify right side
    533,636.28x = 187,632,743,067.72
  5. Step 5: Solve for x
    x = 187,632,743,067.72/533,636.28
  6. Step 6: Final answer
    x = 351,611.67

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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.