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Finding the Fourth Proportional to 333,849.22, 500,796.78 and 134,169.78

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Solution

The fourth proportional to 333,849.22, 500,796.78 and 134,169.78 is: 201,263.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,849.22 : 500,796.78 = 134,169.78 : x
  2. Step 2: Convert to fraction form
    333,849.22/500,796.78 = 134,169.78/x
  3. Step 3: Cross multiply
    333,849.22x = 500,796.78 × 134,169.78
  4. Step 4: Simplify right side
    333,849.22x = 67,191,793,797.31
  5. Step 5: Solve for x
    x = 67,191,793,797.31/333,849.22
  6. Step 6: Final answer
    x = 201,263.89

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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.