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Finding the Fourth Proportional to 275,091.26, 412,667.72 and 246,837.65

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Solution

The fourth proportional to 275,091.26, 412,667.72 and 246,837.65 is: 370,284.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,091.26 : 412,667.72 = 246,837.65 : x
  2. Step 2: Convert to fraction form
    275,091.26/412,667.72 = 246,837.65/x
  3. Step 3: Cross multiply
    275,091.26x = 412,667.72 × 246,837.65
  4. Step 4: Simplify right side
    275,091.26x = 101,861,931,884.42
  5. Step 5: Solve for x
    x = 101,861,931,884.42/275,091.26
  6. Step 6: Final answer
    x = 370,284.14

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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.