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Finding the Fourth Proportional to 325,469.51, 449,164.82 and 182,221.01

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Solution

The fourth proportional to 325,469.51, 449,164.82 and 182,221.01 is: 251,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,469.51 : 449,164.82 = 182,221.01 : x
  2. Step 2: Convert to fraction form
    325,469.51/449,164.82 = 182,221.01/x
  3. Step 3: Cross multiply
    325,469.51x = 449,164.82 × 182,221.01
  4. Step 4: Simplify right side
    325,469.51x = 81,847,266,245.76
  5. Step 5: Solve for x
    x = 81,847,266,245.76/325,469.51
  6. Step 6: Final answer
    x = 251,474.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.