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Finding the Fourth Proportional to 335,691.75, 503,537.76 and 111,052.17

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Solution

The fourth proportional to 335,691.75, 503,537.76 and 111,052.17 is: 166,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,691.75 : 503,537.76 = 111,052.17 : x
  2. Step 2: Convert to fraction form
    335,691.75/503,537.76 = 111,052.17/x
  3. Step 3: Cross multiply
    335,691.75x = 503,537.76 × 111,052.17
  4. Step 4: Simplify right side
    335,691.75x = 55,918,960,924.94
  5. Step 5: Solve for x
    x = 55,918,960,924.94/335,691.75
  6. Step 6: Final answer
    x = 166,578.30

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1.5x scale

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.