Home / 380,680.29-571,092.54-152,993.60

Finding the Fourth Proportional to 380,680.29, 571,092.54 and 152,993.60

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Solution

The fourth proportional to 380,680.29, 571,092.54 and 152,993.60 is: 229,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,680.29 : 571,092.54 = 152,993.60 : x
  2. Step 2: Convert to fraction form
    380,680.29/571,092.54 = 152,993.60/x
  3. Step 3: Cross multiply
    380,680.29x = 571,092.54 × 152,993.60
  4. Step 4: Simplify right side
    380,680.29x = 87,373,504,481.75
  5. Step 5: Solve for x
    x = 87,373,504,481.75/380,680.29
  6. Step 6: Final answer
    x = 229,519.38

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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.