Home / 729,064.80-1,093,597.20-699,540.30

Finding the Fourth Proportional to 729,064.80, 1,093,597.20 and 699,540.30

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Solution

The fourth proportional to 729,064.80, 1,093,597.20 and 699,540.30 is: 1,049,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,064.80 : 1,093,597.20 = 699,540.30 : x
  2. Step 2: Convert to fraction form
    729,064.80/1,093,597.20 = 699,540.30/x
  3. Step 3: Cross multiply
    729,064.80x = 1,093,597.20 × 699,540.30
  4. Step 4: Simplify right side
    729,064.80x = 765,015,313,367.16
  5. Step 5: Solve for x
    x = 765,015,313,367.16/729,064.80
  6. Step 6: Final answer
    x = 1,049,310.45

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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.