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Finding the Fourth Proportional to 333,672.49, 500,532.08 and 133,992.87

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Solution

The fourth proportional to 333,672.49, 500,532.08 and 133,992.87 is: 200,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,672.49 : 500,532.08 = 133,992.87 : x
  2. Step 2: Convert to fraction form
    333,672.49/500,532.08 = 133,992.87/x
  3. Step 3: Cross multiply
    333,672.49x = 500,532.08 × 133,992.87
  4. Step 4: Simplify right side
    333,672.49x = 67,067,729,256.31
  5. Step 5: Solve for x
    x = 67,067,729,256.31/333,672.49
  6. Step 6: Final answer
    x = 200,998.68

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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.