Home / 739,910.58-1,109,866.41-178,945.62

Finding the Fourth Proportional to 739,910.58, 1,109,866.41 and 178,945.62

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Solution

The fourth proportional to 739,910.58, 1,109,866.41 and 178,945.62 is: 268,418.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,910.58 : 1,109,866.41 = 178,945.62 : x
  2. Step 2: Convert to fraction form
    739,910.58/1,109,866.41 = 178,945.62/x
  3. Step 3: Cross multiply
    739,910.58x = 1,109,866.41 × 178,945.62
  4. Step 4: Simplify right side
    739,910.58x = 198,605,732,854.62
  5. Step 5: Solve for x
    x = 198,605,732,854.62/739,910.58
  6. Step 6: Final answer
    x = 268,418.56

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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.