Home / 844,965.95-1,267,449.80-213,879.83

Finding the Fourth Proportional to 844,965.95, 1,267,449.80 and 213,879.83

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Solution

The fourth proportional to 844,965.95, 1,267,449.80 and 213,879.83 is: 320,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,965.95 : 1,267,449.80 = 213,879.83 : x
  2. Step 2: Convert to fraction form
    844,965.95/1,267,449.80 = 213,879.83/x
  3. Step 3: Cross multiply
    844,965.95x = 1,267,449.80 × 213,879.83
  4. Step 4: Simplify right side
    844,965.95x = 271,081,940,350.89
  5. Step 5: Solve for x
    x = 271,081,940,350.89/844,965.95
  6. Step 6: Final answer
    x = 320,819.96

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1.5x scale

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.