Home / 1,772,969.50-2,659,454.31-443,273.50

Finding the Fourth Proportional to 1,772,969.50, 2,659,454.31 and 443,273.50

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Solution

The fourth proportional to 1,772,969.50, 2,659,454.31 and 443,273.50 is: 664,910.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,969.50 : 2,659,454.31 = 443,273.50 : x
  2. Step 2: Convert to fraction form
    1,772,969.50/2,659,454.31 = 443,273.50/x
  3. Step 3: Cross multiply
    1,772,969.50x = 2,659,454.31 × 443,273.50
  4. Step 4: Simplify right side
    1,772,969.50x = 1,178,865,620,083.78
  5. Step 5: Solve for x
    x = 1,178,865,620,083.78/1,772,969.50
  6. Step 6: Final answer
    x = 664,910.27

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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.