Home / 417,757.82-576,516.24-226,771.20

Finding the Fourth Proportional to 417,757.82, 576,516.24 and 226,771.20

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Solution

The fourth proportional to 417,757.82, 576,516.24 and 226,771.20 is: 312,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,757.82 : 576,516.24 = 226,771.20 : x
  2. Step 2: Convert to fraction form
    417,757.82/576,516.24 = 226,771.20/x
  3. Step 3: Cross multiply
    417,757.82x = 576,516.24 × 226,771.20
  4. Step 4: Simplify right side
    417,757.82x = 130,737,279,564.29
  5. Step 5: Solve for x
    x = 130,737,279,564.29/417,757.82
  6. Step 6: Final answer
    x = 312,949.93

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1.5x scale

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.