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Finding the Fourth Proportional to 471,244.59, 650,310.36 and 256,379.73

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Solution

The fourth proportional to 471,244.59, 650,310.36 and 256,379.73 is: 353,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,244.59 : 650,310.36 = 256,379.73 : x
  2. Step 2: Convert to fraction form
    471,244.59/650,310.36 = 256,379.73/x
  3. Step 3: Cross multiply
    471,244.59x = 650,310.36 × 256,379.73
  4. Step 4: Simplify right side
    471,244.59x = 166,726,394,513.00
  5. Step 5: Solve for x
    x = 166,726,394,513.00/471,244.59
  6. Step 6: Final answer
    x = 353,800.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.