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Finding the Fourth Proportional to 271,760.05, 407,704.47 and 267,241.47

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Solution

The fourth proportional to 271,760.05, 407,704.47 and 267,241.47 is: 400,925.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,760.05 : 407,704.47 = 267,241.47 : x
  2. Step 2: Convert to fraction form
    271,760.05/407,704.47 = 267,241.47/x
  3. Step 3: Cross multiply
    271,760.05x = 407,704.47 × 267,241.47
  4. Step 4: Simplify right side
    271,760.05x = 108,955,541,888.37
  5. Step 5: Solve for x
    x = 108,955,541,888.37/271,760.05
  6. Step 6: Final answer
    x = 400,925.53

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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.