Home / 671,994.62-1,008,139.45-493,961.89

Finding the Fourth Proportional to 671,994.62, 1,008,139.45 and 493,961.89

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Solution

The fourth proportional to 671,994.62, 1,008,139.45 and 493,961.89 is: 741,051.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,994.62 : 1,008,139.45 = 493,961.89 : x
  2. Step 2: Convert to fraction form
    671,994.62/1,008,139.45 = 493,961.89/x
  3. Step 3: Cross multiply
    671,994.62x = 1,008,139.45 × 493,961.89
  4. Step 4: Simplify right side
    671,994.62x = 497,982,463,064.86
  5. Step 5: Solve for x
    x = 497,982,463,064.86/671,994.62
  6. Step 6: Final answer
    x = 741,051.26

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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.