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Finding the Fourth Proportional to 325,770.24, 488,713.68 and 167,956.32

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Solution

The fourth proportional to 325,770.24, 488,713.68 and 167,956.32 is: 251,964.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,770.24 : 488,713.68 = 167,956.32 : x
  2. Step 2: Convert to fraction form
    325,770.24/488,713.68 = 167,956.32/x
  3. Step 3: Cross multiply
    325,770.24x = 488,713.68 × 167,956.32
  4. Step 4: Simplify right side
    325,770.24x = 82,082,551,226.46
  5. Step 5: Solve for x
    x = 82,082,551,226.46/325,770.24
  6. Step 6: Final answer
    x = 251,964.55

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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.