Home / 843,027.85-1,264,224.39-274,260.16

Finding the Fourth Proportional to 843,027.85, 1,264,224.39 and 274,260.16

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Solution

The fourth proportional to 843,027.85, 1,264,224.39 and 274,260.16 is: 411,286.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,027.85 : 1,264,224.39 = 274,260.16 : x
  2. Step 2: Convert to fraction form
    843,027.85/1,264,224.39 = 274,260.16/x
  3. Step 3: Cross multiply
    843,027.85x = 1,264,224.39 × 274,260.16
  4. Step 4: Simplify right side
    843,027.85x = 346,726,383,477.30
  5. Step 5: Solve for x
    x = 346,726,383,477.30/843,027.85
  6. Step 6: Final answer
    x = 411,286.99

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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.