Home / 325,914.56-449,780-182,720.64

Finding the Fourth Proportional to 325,914.56, 449,780 and 182,720.64

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Solution

The fourth proportional to 325,914.56, 449,780 and 182,720.64 is: 252,164.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,914.56 : 449,780 = 182,720.64 : x
  2. Step 2: Convert to fraction form
    325,914.56/449,780 = 182,720.64/x
  3. Step 3: Cross multiply
    325,914.56x = 449,780 × 182,720.64
  4. Step 4: Simplify right side
    325,914.56x = 82,184,089,459.20
  5. Step 5: Solve for x
    x = 82,184,089,459.20/325,914.56
  6. Step 6: Final answer
    x = 252,164.52

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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.