Home / 671,994.12-1,008,138.70-493,961.39

Finding the Fourth Proportional to 671,994.12, 1,008,138.70 and 493,961.39

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Solution

The fourth proportional to 671,994.12, 1,008,138.70 and 493,961.39 is: 741,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,994.12 : 1,008,138.70 = 493,961.39 : x
  2. Step 2: Convert to fraction form
    671,994.12/1,008,138.70 = 493,961.39/x
  3. Step 3: Cross multiply
    671,994.12x = 1,008,138.70 × 493,961.39
  4. Step 4: Simplify right side
    671,994.12x = 497,981,588,524.10
  5. Step 5: Solve for x
    x = 497,981,588,524.10/671,994.12
  6. Step 6: Final answer
    x = 741,050.51

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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.