Home / 843,744.73-1,265,748.56-274,993.87

Finding the Fourth Proportional to 843,744.73, 1,265,748.56 and 274,993.87

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Solution

The fourth proportional to 843,744.73, 1,265,748.56 and 274,993.87 is: 412,533.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,744.73 : 1,265,748.56 = 274,993.87 : x
  2. Step 2: Convert to fraction form
    843,744.73/1,265,748.56 = 274,993.87/x
  3. Step 3: Cross multiply
    843,744.73x = 1,265,748.56 × 274,993.87
  4. Step 4: Simplify right side
    843,744.73x = 348,073,100,326.51
  5. Step 5: Solve for x
    x = 348,073,100,326.51/843,744.73
  6. Step 6: Final answer
    x = 412,533.66

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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.