Home / 1,772,969.75-2,659,454.69-443,273.75

Finding the Fourth Proportional to 1,772,969.75, 2,659,454.69 and 443,273.75

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Solution

The fourth proportional to 1,772,969.75, 2,659,454.69 and 443,273.75 is: 664,910.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,969.75 : 2,659,454.69 = 443,273.75 : x
  2. Step 2: Convert to fraction form
    1,772,969.75/2,659,454.69 = 443,273.75/x
  3. Step 3: Cross multiply
    1,772,969.75x = 2,659,454.69 × 443,273.75
  4. Step 4: Simplify right side
    1,772,969.75x = 1,178,866,451,175.02
  5. Step 5: Solve for x
    x = 1,178,866,451,175.02/1,772,969.75
  6. Step 6: Final answer
    x = 664,910.64

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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.