Home / 695,736.72-1,043,622.08-394,061.94

Finding the Fourth Proportional to 695,736.72, 1,043,622.08 and 394,061.94

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Solution

The fourth proportional to 695,736.72, 1,043,622.08 and 394,061.94 is: 591,102.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,736.72 : 1,043,622.08 = 394,061.94 : x
  2. Step 2: Convert to fraction form
    695,736.72/1,043,622.08 = 394,061.94/x
  3. Step 3: Cross multiply
    695,736.72x = 1,043,622.08 × 394,061.94
  4. Step 4: Simplify right side
    695,736.72x = 411,251,741,471.64
  5. Step 5: Solve for x
    x = 411,251,741,471.64/695,736.72
  6. Step 6: Final answer
    x = 591,102.54

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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.