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Finding the Fourth Proportional to 299,995, 449,770.38 and 181,638.52

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Solution

The fourth proportional to 299,995, 449,770.38 and 181,638.52 is: 272,323.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,995 : 449,770.38 = 181,638.52 : x
  2. Step 2: Convert to fraction form
    299,995/449,770.38 = 181,638.52/x
  3. Step 3: Cross multiply
    299,995x = 449,770.38 × 181,638.52
  4. Step 4: Simplify right side
    299,995x = 81,695,626,163.04
  5. Step 5: Solve for x
    x = 81,695,626,163.04/299,995
  6. Step 6: Final answer
    x = 272,323.29

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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.