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Finding the Fourth Proportional to 335,843.55, 503,109.23 and 202,327.20

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Solution

The fourth proportional to 335,843.55, 503,109.23 and 202,327.20 is: 303,095.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,843.55 : 503,109.23 = 202,327.20 : x
  2. Step 2: Convert to fraction form
    335,843.55/503,109.23 = 202,327.20/x
  3. Step 3: Cross multiply
    335,843.55x = 503,109.23 × 202,327.20
  4. Step 4: Simplify right side
    335,843.55x = 101,792,680,788.42
  5. Step 5: Solve for x
    x = 101,792,680,788.42/335,843.55
  6. Step 6: Final answer
    x = 303,095.54

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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.