Home / 272,729.54-408,536.60-222,308.25

Finding the Fourth Proportional to 272,729.54, 408,536.60 and 222,308.25

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Solution

The fourth proportional to 272,729.54, 408,536.60 and 222,308.25 is: 333,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,729.54 : 408,536.60 = 222,308.25 : x
  2. Step 2: Convert to fraction form
    272,729.54/408,536.60 = 222,308.25/x
  3. Step 3: Cross multiply
    272,729.54x = 408,536.60 × 222,308.25
  4. Step 4: Simplify right side
    272,729.54x = 90,821,056,606.95
  5. Step 5: Solve for x
    x = 90,821,056,606.95/272,729.54
  6. Step 6: Final answer
    x = 333,007.78

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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.