Home / 699,375.09-1,049,062.64-462,662.41

Finding the Fourth Proportional to 699,375.09, 1,049,062.64 and 462,662.41

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Solution

The fourth proportional to 699,375.09, 1,049,062.64 and 462,662.41 is: 693,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,375.09 : 1,049,062.64 = 462,662.41 : x
  2. Step 2: Convert to fraction form
    699,375.09/1,049,062.64 = 462,662.41/x
  3. Step 3: Cross multiply
    699,375.09x = 1,049,062.64 × 462,662.41
  4. Step 4: Simplify right side
    699,375.09x = 485,361,850,546.11
  5. Step 5: Solve for x
    x = 485,361,850,546.11/699,375.09
  6. Step 6: Final answer
    x = 693,993.62

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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.