Home / 673,998.40-1,010,997.60-622,676.80

Finding the Fourth Proportional to 673,998.40, 1,010,997.60 and 622,676.80

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Solution

The fourth proportional to 673,998.40, 1,010,997.60 and 622,676.80 is: 934,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,998.40 : 1,010,997.60 = 622,676.80 : x
  2. Step 2: Convert to fraction form
    673,998.40/1,010,997.60 = 622,676.80/x
  3. Step 3: Cross multiply
    673,998.40x = 1,010,997.60 × 622,676.80
  4. Step 4: Simplify right side
    673,998.40x = 629,524,750,375.68
  5. Step 5: Solve for x
    x = 629,524,750,375.68/673,998.40
  6. Step 6: Final answer
    x = 934,015.20

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1.5x scale

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.