Home / 335,403.56-462,789.78-192,208.52

Finding the Fourth Proportional to 335,403.56, 462,789.78 and 192,208.52

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Solution

The fourth proportional to 335,403.56, 462,789.78 and 192,208.52 is: 265,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,403.56 : 462,789.78 = 192,208.52 : x
  2. Step 2: Convert to fraction form
    335,403.56/462,789.78 = 192,208.52/x
  3. Step 3: Cross multiply
    335,403.56x = 462,789.78 × 192,208.52
  4. Step 4: Simplify right side
    335,403.56x = 88,952,138,684.93
  5. Step 5: Solve for x
    x = 88,952,138,684.93/335,403.56
  6. Step 6: Final answer
    x = 265,209.29

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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.