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Finding the Fourth Proportional to 226,909.96, 340,518.06 and 170,791.54

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Solution

The fourth proportional to 226,909.96, 340,518.06 and 170,791.54 is: 256,302.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,909.96 : 340,518.06 = 170,791.54 : x
  2. Step 2: Convert to fraction form
    226,909.96/340,518.06 = 170,791.54/x
  3. Step 3: Cross multiply
    226,909.96x = 340,518.06 × 170,791.54
  4. Step 4: Simplify right side
    226,909.96x = 58,157,603,865.21
  5. Step 5: Solve for x
    x = 58,157,603,865.21/226,909.96
  6. Step 6: Final answer
    x = 256,302.56

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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.