Home / 843,992.86-1,266,100.46-275,174.21

Finding the Fourth Proportional to 843,992.86, 1,266,100.46 and 275,174.21

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Solution

The fourth proportional to 843,992.86, 1,266,100.46 and 275,174.21 is: 412,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,992.86 : 1,266,100.46 = 275,174.21 : x
  2. Step 2: Convert to fraction form
    843,992.86/1,266,100.46 = 275,174.21/x
  3. Step 3: Cross multiply
    843,992.86x = 1,266,100.46 × 275,174.21
  4. Step 4: Simplify right side
    843,992.86x = 348,398,193,861.14
  5. Step 5: Solve for x
    x = 348,398,193,861.14/843,992.86
  6. Step 6: Final answer
    x = 412,797.56

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1.5x scale

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.