Home / 358,418.87-494,618.02-195,076.55

Finding the Fourth Proportional to 358,418.87, 494,618.02 and 195,076.55

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Solution

The fourth proportional to 358,418.87, 494,618.02 and 195,076.55 is: 269,205.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,418.87 : 494,618.02 = 195,076.55 : x
  2. Step 2: Convert to fraction form
    358,418.87/494,618.02 = 195,076.55/x
  3. Step 3: Cross multiply
    358,418.87x = 494,618.02 × 195,076.55
  4. Step 4: Simplify right side
    358,418.87x = 96,488,375,559.62
  5. Step 5: Solve for x
    x = 96,488,375,559.62/358,418.87
  6. Step 6: Final answer
    x = 269,205.62

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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.