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Finding the Fourth Proportional to 451,561.10, 677,255.31 and 226,859.27

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Solution

The fourth proportional to 451,561.10, 677,255.31 and 226,859.27 is: 340,245.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,561.10 : 677,255.31 = 226,859.27 : x
  2. Step 2: Convert to fraction form
    451,561.10/677,255.31 = 226,859.27/x
  3. Step 3: Cross multiply
    451,561.10x = 677,255.31 × 226,859.27
  4. Step 4: Simplify right side
    451,561.10x = 153,641,641,843.95
  5. Step 5: Solve for x
    x = 153,641,641,843.95/451,561.10
  6. Step 6: Final answer
    x = 340,245.53

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1.5x scale

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.