Home / 843,341.82-1,265,144.25-274,588.62

Finding the Fourth Proportional to 843,341.82, 1,265,144.25 and 274,588.62

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Solution

The fourth proportional to 843,341.82, 1,265,144.25 and 274,588.62 is: 411,925.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,341.82 : 1,265,144.25 = 274,588.62 : x
  2. Step 2: Convert to fraction form
    843,341.82/1,265,144.25 = 274,588.62/x
  3. Step 3: Cross multiply
    843,341.82x = 1,265,144.25 × 274,588.62
  4. Step 4: Simplify right side
    843,341.82x = 347,394,213,708.44
  5. Step 5: Solve for x
    x = 347,394,213,708.44/843,341.82
  6. Step 6: Final answer
    x = 411,925.75

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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.