Home / 843,372.75-1,265,057.59-274,753.18

Finding the Fourth Proportional to 843,372.75, 1,265,057.59 and 274,753.18

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Solution

The fourth proportional to 843,372.75, 1,265,057.59 and 274,753.18 is: 412,129.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,372.75 : 1,265,057.59 = 274,753.18 : x
  2. Step 2: Convert to fraction form
    843,372.75/1,265,057.59 = 274,753.18/x
  3. Step 3: Cross multiply
    843,372.75x = 1,265,057.59 × 274,753.18
  4. Step 4: Simplify right side
    843,372.75x = 347,578,595,735.64
  5. Step 5: Solve for x
    x = 347,578,595,735.64/843,372.75
  6. Step 6: Final answer
    x = 412,129.27

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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.