Home / 731,899.33-1,099,105.30-449,249.63

Finding the Fourth Proportional to 731,899.33, 1,099,105.30 and 449,249.63

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Solution

The fourth proportional to 731,899.33, 1,099,105.30 and 449,249.63 is: 674,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,899.33 : 1,099,105.30 = 449,249.63 : x
  2. Step 2: Convert to fraction form
    731,899.33/1,099,105.30 = 449,249.63/x
  3. Step 3: Cross multiply
    731,899.33x = 1,099,105.30 × 449,249.63
  4. Step 4: Simplify right side
    731,899.33x = 493,772,644,422.08
  5. Step 5: Solve for x
    x = 493,772,644,422.08/731,899.33
  6. Step 6: Final answer
    x = 674,645.58

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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.