Home / 222,002.20-333,027.60-215,003.80

Finding the Fourth Proportional to 222,002.20, 333,027.60 and 215,003.80

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Solution

The fourth proportional to 222,002.20, 333,027.60 and 215,003.80 is: 322,529.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,002.20 : 333,027.60 = 215,003.80 : x
  2. Step 2: Convert to fraction form
    222,002.20/333,027.60 = 215,003.80/x
  3. Step 3: Cross multiply
    222,002.20x = 333,027.60 × 215,003.80
  4. Step 4: Simplify right side
    222,002.20x = 71,602,199,504.88
  5. Step 5: Solve for x
    x = 71,602,199,504.88/222,002.20
  6. Step 6: Final answer
    x = 322,529.23

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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.