Home / 605,976-908,964.48-231,999.36

Finding the Fourth Proportional to 605,976, 908,964.48 and 231,999.36

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Solution

The fourth proportional to 605,976, 908,964.48 and 231,999.36 is: 347,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,976 : 908,964.48 = 231,999.36 : x
  2. Step 2: Convert to fraction form
    605,976/908,964.48 = 231,999.36/x
  3. Step 3: Cross multiply
    605,976x = 908,964.48 × 231,999.36
  4. Step 4: Simplify right side
    605,976x = 210,879,177,622.73
  5. Step 5: Solve for x
    x = 210,879,177,622.73/605,976
  6. Step 6: Final answer
    x = 347,999.22

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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.