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Finding the Fourth Proportional to 363,087.38, 500,923.14 and 225,202.52

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Solution

The fourth proportional to 363,087.38, 500,923.14 and 225,202.52 is: 310,694.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,087.38 : 500,923.14 = 225,202.52 : x
  2. Step 2: Convert to fraction form
    363,087.38/500,923.14 = 225,202.52/x
  3. Step 3: Cross multiply
    363,087.38x = 500,923.14 × 225,202.52
  4. Step 4: Simplify right side
    363,087.38x = 112,809,153,454.31
  5. Step 5: Solve for x
    x = 112,809,153,454.31/363,087.38
  6. Step 6: Final answer
    x = 310,694.23

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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.