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Finding the Fourth Proportional to 335,665.44, 503,497.92 and 230,164.56

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Solution

The fourth proportional to 335,665.44, 503,497.92 and 230,164.56 is: 345,246.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,665.44 : 503,497.92 = 230,164.56 : x
  2. Step 2: Convert to fraction form
    335,665.44/503,497.92 = 230,164.56/x
  3. Step 3: Cross multiply
    335,665.44x = 503,497.92 × 230,164.56
  4. Step 4: Simplify right side
    335,665.44x = 115,887,377,217.72
  5. Step 5: Solve for x
    x = 115,887,377,217.72/335,665.44
  6. Step 6: Final answer
    x = 345,246.68

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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.