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Finding the Fourth Proportional to 336,545.26, 504,708.60 and 111,845.32

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Solution

The fourth proportional to 336,545.26, 504,708.60 and 111,845.32 is: 167,731.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,545.26 : 504,708.60 = 111,845.32 : x
  2. Step 2: Convert to fraction form
    336,545.26/504,708.60 = 111,845.32/x
  3. Step 3: Cross multiply
    336,545.26x = 504,708.60 × 111,845.32
  4. Step 4: Simplify right side
    336,545.26x = 56,449,294,873.75
  5. Step 5: Solve for x
    x = 56,449,294,873.75/336,545.26
  6. Step 6: Final answer
    x = 167,731.66

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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.