Home / 282,022.86-422,823.89-169,676.75

Finding the Fourth Proportional to 282,022.86, 422,823.89 and 169,676.75

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Solution

The fourth proportional to 282,022.86, 422,823.89 and 169,676.75 is: 254,388.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,022.86 : 422,823.89 = 169,676.75 : x
  2. Step 2: Convert to fraction form
    282,022.86/422,823.89 = 169,676.75/x
  3. Step 3: Cross multiply
    282,022.86x = 422,823.89 × 169,676.75
  4. Step 4: Simplify right side
    282,022.86x = 71,743,380,515.05
  5. Step 5: Solve for x
    x = 71,743,380,515.05/282,022.86
  6. Step 6: Final answer
    x = 254,388.53

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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.