Home / 671,994.54-1,008,139.34-493,961.80

Finding the Fourth Proportional to 671,994.54, 1,008,139.34 and 493,961.80

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Solution

The fourth proportional to 671,994.54, 1,008,139.34 and 493,961.80 is: 741,051.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,994.54 : 1,008,139.34 = 493,961.80 : x
  2. Step 2: Convert to fraction form
    671,994.54/1,008,139.34 = 493,961.80/x
  3. Step 3: Cross multiply
    671,994.54x = 1,008,139.34 × 493,961.80
  4. Step 4: Simplify right side
    671,994.54x = 497,982,322,961.61
  5. Step 5: Solve for x
    x = 497,982,322,961.61/671,994.54
  6. Step 6: Final answer
    x = 741,051.15

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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.