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Finding the Fourth Proportional to 336,893.88, 505,456.02 and 150,035.64

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Solution

The fourth proportional to 336,893.88, 505,456.02 and 150,035.64 is: 225,104.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,893.88 : 505,456.02 = 150,035.64 : x
  2. Step 2: Convert to fraction form
    336,893.88/505,456.02 = 150,035.64/x
  3. Step 3: Cross multiply
    336,893.88x = 505,456.02 × 150,035.64
  4. Step 4: Simplify right side
    336,893.88x = 75,836,417,452.55
  5. Step 5: Solve for x
    x = 75,836,417,452.55/336,893.88
  6. Step 6: Final answer
    x = 225,104.76

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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.