Home / 325,318.08-488,016.48-114,912.96

Finding the Fourth Proportional to 325,318.08, 488,016.48 and 114,912.96

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Solution

The fourth proportional to 325,318.08, 488,016.48 and 114,912.96 is: 172,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,318.08 : 488,016.48 = 114,912.96 : x
  2. Step 2: Convert to fraction form
    325,318.08/488,016.48 = 114,912.96/x
  3. Step 3: Cross multiply
    325,318.08x = 488,016.48 × 114,912.96
  4. Step 4: Simplify right side
    325,318.08x = 56,079,418,245.58
  5. Step 5: Solve for x
    x = 56,079,418,245.58/325,318.08
  6. Step 6: Final answer
    x = 172,383.34

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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.