Home / 1,089,305.33-1,633,969.87-331,270.07

Finding the Fourth Proportional to 1,089,305.33, 1,633,969.87 and 331,270.07

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Solution

The fourth proportional to 1,089,305.33, 1,633,969.87 and 331,270.07 is: 496,908.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,305.33 : 1,633,969.87 = 331,270.07 : x
  2. Step 2: Convert to fraction form
    1,089,305.33/1,633,969.87 = 331,270.07/x
  3. Step 3: Cross multiply
    1,089,305.33x = 1,633,969.87 × 331,270.07
  4. Step 4: Simplify right side
    1,089,305.33x = 541,285,304,214.77
  5. Step 5: Solve for x
    x = 541,285,304,214.77/1,089,305.33
  6. Step 6: Final answer
    x = 496,908.71

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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.