Home / 1,772,969.25-2,659,453.94-443,273.25

Finding the Fourth Proportional to 1,772,969.25, 2,659,453.94 and 443,273.25

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Solution

The fourth proportional to 1,772,969.25, 2,659,453.94 and 443,273.25 is: 664,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,969.25 : 2,659,453.94 = 443,273.25 : x
  2. Step 2: Convert to fraction form
    1,772,969.25/2,659,453.94 = 443,273.25/x
  3. Step 3: Cross multiply
    1,772,969.25x = 2,659,453.94 × 443,273.25
  4. Step 4: Simplify right side
    1,772,969.25x = 1,178,864,788,992.74
  5. Step 5: Solve for x
    x = 1,178,864,788,992.74/1,772,969.25
  6. Step 6: Final answer
    x = 664,909.89

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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.