Home / 672,849.66-1,009,469.29-199,546.41

Finding the Fourth Proportional to 672,849.66, 1,009,469.29 and 199,546.41

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Solution

The fourth proportional to 672,849.66, 1,009,469.29 and 199,546.41 is: 299,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,849.66 : 1,009,469.29 = 199,546.41 : x
  2. Step 2: Convert to fraction form
    672,849.66/1,009,469.29 = 199,546.41/x
  3. Step 3: Cross multiply
    672,849.66x = 1,009,469.29 × 199,546.41
  4. Step 4: Simplify right side
    672,849.66x = 201,435,972,824.75
  5. Step 5: Solve for x
    x = 201,435,972,824.75/672,849.66
  6. Step 6: Final answer
    x = 299,377.39

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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.