Home / 351,238.85-484,591.24-228,675.25

Finding the Fourth Proportional to 351,238.85, 484,591.24 and 228,675.25

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Solution

The fourth proportional to 351,238.85, 484,591.24 and 228,675.25 is: 315,494.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,238.85 : 484,591.24 = 228,675.25 : x
  2. Step 2: Convert to fraction form
    351,238.85/484,591.24 = 228,675.25/x
  3. Step 3: Cross multiply
    351,238.85x = 484,591.24 × 228,675.25
  4. Step 4: Simplify right side
    351,238.85x = 110,814,023,846.39
  5. Step 5: Solve for x
    x = 110,814,023,846.39/351,238.85
  6. Step 6: Final answer
    x = 315,494.78

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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.