Home / 694,723.92-958,899.24-393,092.88

Finding the Fourth Proportional to 694,723.92, 958,899.24 and 393,092.88

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Solution

The fourth proportional to 694,723.92, 958,899.24 and 393,092.88 is: 542,570.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,723.92 : 958,899.24 = 393,092.88 : x
  2. Step 2: Convert to fraction form
    694,723.92/958,899.24 = 393,092.88/x
  3. Step 3: Cross multiply
    694,723.92x = 958,899.24 × 393,092.88
  4. Step 4: Simplify right side
    694,723.92x = 376,936,463,881.41
  5. Step 5: Solve for x
    x = 376,936,463,881.41/694,723.92
  6. Step 6: Final answer
    x = 542,570.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.