Home / 409,175.20-613,002.48-222,343.84

Finding the Fourth Proportional to 409,175.20, 613,002.48 and 222,343.84

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Solution

The fourth proportional to 409,175.20, 613,002.48 and 222,343.84 is: 333,102.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,175.20 : 613,002.48 = 222,343.84 : x
  2. Step 2: Convert to fraction form
    409,175.20/613,002.48 = 222,343.84/x
  3. Step 3: Cross multiply
    409,175.20x = 613,002.48 × 222,343.84
  4. Step 4: Simplify right side
    409,175.20x = 136,297,325,332.72
  5. Step 5: Solve for x
    x = 136,297,325,332.72/409,175.20
  6. Step 6: Final answer
    x = 333,102.61

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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.