Home / 400,177.62-552,168.72-228,092.31

Finding the Fourth Proportional to 400,177.62, 552,168.72 and 228,092.31

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Solution

The fourth proportional to 400,177.62, 552,168.72 and 228,092.31 is: 314,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,177.62 : 552,168.72 = 228,092.31 : x
  2. Step 2: Convert to fraction form
    400,177.62/552,168.72 = 228,092.31/x
  3. Step 3: Cross multiply
    400,177.62x = 552,168.72 × 228,092.31
  4. Step 4: Simplify right side
    400,177.62x = 125,945,438,854.54
  5. Step 5: Solve for x
    x = 125,945,438,854.54/400,177.62
  6. Step 6: Final answer
    x = 314,723.84

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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.