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Finding the Fourth Proportional to 633,965.92, 951,540.48 and 334,667.68

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Solution

The fourth proportional to 633,965.92, 951,540.48 and 334,667.68 is: 502,313.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,965.92 : 951,540.48 = 334,667.68 : x
  2. Step 2: Convert to fraction form
    633,965.92/951,540.48 = 334,667.68/x
  3. Step 3: Cross multiply
    633,965.92x = 951,540.48 × 334,667.68
  4. Step 4: Simplify right side
    633,965.92x = 318,449,844,867.69
  5. Step 5: Solve for x
    x = 318,449,844,867.69/633,965.92
  6. Step 6: Final answer
    x = 502,313.82

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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.