Home / 851,879.82-1,277,818.50-220,794.24

Finding the Fourth Proportional to 851,879.82, 1,277,818.50 and 220,794.24

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Solution

The fourth proportional to 851,879.82, 1,277,818.50 and 220,794.24 is: 331,191.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,879.82 : 1,277,818.50 = 220,794.24 : x
  2. Step 2: Convert to fraction form
    851,879.82/1,277,818.50 = 220,794.24/x
  3. Step 3: Cross multiply
    851,879.82x = 1,277,818.50 × 220,794.24
  4. Step 4: Simplify right side
    851,879.82x = 282,134,964,565.44
  5. Step 5: Solve for x
    x = 282,134,964,565.44/851,879.82
  6. Step 6: Final answer
    x = 331,191.04

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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.