Home / 416,836.20-574,916.61-358,791.72

Finding the Fourth Proportional to 416,836.20, 574,916.61 and 358,791.72

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Solution

The fourth proportional to 416,836.20, 574,916.61 and 358,791.72 is: 494,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,836.20 : 574,916.61 = 358,791.72 : x
  2. Step 2: Convert to fraction form
    416,836.20/574,916.61 = 358,791.72/x
  3. Step 3: Cross multiply
    416,836.20x = 574,916.61 × 358,791.72
  4. Step 4: Simplify right side
    416,836.20x = 206,275,319,358.47
  5. Step 5: Solve for x
    x = 206,275,319,358.47/416,836.20
  6. Step 6: Final answer
    x = 494,859.42

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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.