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Finding the Fourth Proportional to 337,160.68, 505,989.87 and 159,667.36

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Solution

The fourth proportional to 337,160.68, 505,989.87 and 159,667.36 is: 239,618.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,160.68 : 505,989.87 = 159,667.36 : x
  2. Step 2: Convert to fraction form
    337,160.68/505,989.87 = 159,667.36/x
  3. Step 3: Cross multiply
    337,160.68x = 505,989.87 × 159,667.36
  4. Step 4: Simplify right side
    337,160.68x = 80,790,066,729.64
  5. Step 5: Solve for x
    x = 80,790,066,729.64/337,160.68
  6. Step 6: Final answer
    x = 239,618.89

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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.