Home / 695,736.09-1,043,621.15-394,061.31

Finding the Fourth Proportional to 695,736.09, 1,043,621.15 and 394,061.31

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Solution

The fourth proportional to 695,736.09, 1,043,621.15 and 394,061.31 is: 591,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,736.09 : 1,043,621.15 = 394,061.31 : x
  2. Step 2: Convert to fraction form
    695,736.09/1,043,621.15 = 394,061.31/x
  3. Step 3: Cross multiply
    695,736.09x = 1,043,621.15 × 394,061.31
  4. Step 4: Simplify right side
    695,736.09x = 411,250,715,542.40
  5. Step 5: Solve for x
    x = 411,250,715,542.40/695,736.09
  6. Step 6: Final answer
    x = 591,101.60

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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.