Home / 537,972.80-806,667.60-222,072.80

Finding the Fourth Proportional to 537,972.80, 806,667.60 and 222,072.80

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Solution

The fourth proportional to 537,972.80, 806,667.60 and 222,072.80 is: 332,988.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,972.80 : 806,667.60 = 222,072.80 : x
  2. Step 2: Convert to fraction form
    537,972.80/806,667.60 = 222,072.80/x
  3. Step 3: Cross multiply
    537,972.80x = 806,667.60 × 222,072.80
  4. Step 4: Simplify right side
    537,972.80x = 179,138,932,601.28
  5. Step 5: Solve for x
    x = 179,138,932,601.28/537,972.80
  6. Step 6: Final answer
    x = 332,988.83

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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.