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Finding the Fourth Proportional to 271,373.26, 407,072.68 and 223,900.38

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Solution

The fourth proportional to 271,373.26, 407,072.68 and 223,900.38 is: 335,861.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,373.26 : 407,072.68 = 223,900.38 : x
  2. Step 2: Convert to fraction form
    271,373.26/407,072.68 = 223,900.38/x
  3. Step 3: Cross multiply
    271,373.26x = 407,072.68 × 223,900.38
  4. Step 4: Simplify right side
    271,373.26x = 91,143,727,739.62
  5. Step 5: Solve for x
    x = 91,143,727,739.62/271,373.26
  6. Step 6: Final answer
    x = 335,861.12

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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.