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Finding the Fourth Proportional to 325,499.58, 488,096.28 and 125,913.96

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Solution

The fourth proportional to 325,499.58, 488,096.28 and 125,913.96 is: 188,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,499.58 : 488,096.28 = 125,913.96 : x
  2. Step 2: Convert to fraction form
    325,499.58/488,096.28 = 125,913.96/x
  3. Step 3: Cross multiply
    325,499.58x = 488,096.28 × 125,913.96
  4. Step 4: Simplify right side
    325,499.58x = 61,458,135,476.07
  5. Step 5: Solve for x
    x = 61,458,135,476.07/325,499.58
  6. Step 6: Final answer
    x = 188,811.72

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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.