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Finding the Fourth Proportional to 352,958.38, 529,449.99 and 113,079.58

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Solution

The fourth proportional to 352,958.38, 529,449.99 and 113,079.58 is: 169,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,958.38 : 529,449.99 = 113,079.58 : x
  2. Step 2: Convert to fraction form
    352,958.38/529,449.99 = 113,079.58/x
  3. Step 3: Cross multiply
    352,958.38x = 529,449.99 × 113,079.58
  4. Step 4: Simplify right side
    352,958.38x = 59,869,983,586.07
  5. Step 5: Solve for x
    x = 59,869,983,586.07/352,958.38
  6. Step 6: Final answer
    x = 169,623.35

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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.