Home / 644,022.29-965,924.09-170,755.49

Finding the Fourth Proportional to 644,022.29, 965,924.09 and 170,755.49

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Solution

The fourth proportional to 644,022.29, 965,924.09 and 170,755.49 is: 256,104.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,022.29 : 965,924.09 = 170,755.49 : x
  2. Step 2: Convert to fraction form
    644,022.29/965,924.09 = 170,755.49/x
  3. Step 3: Cross multiply
    644,022.29x = 965,924.09 × 170,755.49
  4. Step 4: Simplify right side
    644,022.29x = 164,936,843,492.12
  5. Step 5: Solve for x
    x = 164,936,843,492.12/644,022.29
  6. Step 6: Final answer
    x = 256,104.25

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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.