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Finding the Fourth Proportional to 362,322.92, 500,067.11 and 209,449.73

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Solution

The fourth proportional to 362,322.92, 500,067.11 and 209,449.73 is: 289,076.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,322.92 : 500,067.11 = 209,449.73 : x
  2. Step 2: Convert to fraction form
    362,322.92/500,067.11 = 209,449.73/x
  3. Step 3: Cross multiply
    362,322.92x = 500,067.11 × 209,449.73
  4. Step 4: Simplify right side
    362,322.92x = 104,738,922,945.17
  5. Step 5: Solve for x
    x = 104,738,922,945.17/362,322.92
  6. Step 6: Final answer
    x = 289,076.17

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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.