Home / 360,940.28-498,091.54-199,791.86

Finding the Fourth Proportional to 360,940.28, 498,091.54 and 199,791.86

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Solution

The fourth proportional to 360,940.28, 498,091.54 and 199,791.86 is: 275,709.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,940.28 : 498,091.54 = 199,791.86 : x
  2. Step 2: Convert to fraction form
    360,940.28/498,091.54 = 199,791.86/x
  3. Step 3: Cross multiply
    360,940.28x = 498,091.54 × 199,791.86
  4. Step 4: Simplify right side
    360,940.28x = 99,514,635,226.86
  5. Step 5: Solve for x
    x = 99,514,635,226.86/360,940.28
  6. Step 6: Final answer
    x = 275,709.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.