Home / 349,172.70-481,921.11-205,924.38

Finding the Fourth Proportional to 349,172.70, 481,921.11 and 205,924.38

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Solution

The fourth proportional to 349,172.70, 481,921.11 and 205,924.38 is: 284,212.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,172.70 : 481,921.11 = 205,924.38 : x
  2. Step 2: Convert to fraction form
    349,172.70/481,921.11 = 205,924.38/x
  3. Step 3: Cross multiply
    349,172.70x = 481,921.11 × 205,924.38
  4. Step 4: Simplify right side
    349,172.70x = 99,239,305,785.66
  5. Step 5: Solve for x
    x = 99,239,305,785.66/349,172.70
  6. Step 6: Final answer
    x = 284,212.67

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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.