Home / 671,998.62-1,008,145.44-493,965.90

Finding the Fourth Proportional to 671,998.62, 1,008,145.44 and 493,965.90

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Solution

The fourth proportional to 671,998.62, 1,008,145.44 and 493,965.90 is: 741,057.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,998.62 : 1,008,145.44 = 493,965.90 : x
  2. Step 2: Convert to fraction form
    671,998.62/1,008,145.44 = 493,965.90/x
  3. Step 3: Cross multiply
    671,998.62x = 1,008,145.44 × 493,965.90
  4. Step 4: Simplify right side
    671,998.62x = 497,989,469,600.50
  5. Step 5: Solve for x
    x = 497,989,469,600.50/671,998.62
  6. Step 6: Final answer
    x = 741,057.28

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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.