Home / 417,945.21-576,759.33-226,959.96

Finding the Fourth Proportional to 417,945.21, 576,759.33 and 226,959.96

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Solution

The fourth proportional to 417,945.21, 576,759.33 and 226,959.96 is: 313,202.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,945.21 : 576,759.33 = 226,959.96 : x
  2. Step 2: Convert to fraction form
    417,945.21/576,759.33 = 226,959.96/x
  3. Step 3: Cross multiply
    417,945.21x = 576,759.33 × 226,959.96
  4. Step 4: Simplify right side
    417,945.21x = 130,901,274,466.43
  5. Step 5: Solve for x
    x = 130,901,274,466.43/417,945.21
  6. Step 6: Final answer
    x = 313,202.00

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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.