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Finding the Fourth Proportional to 336,512.91, 504,660.20 and 111,813.03

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Solution

The fourth proportional to 336,512.91, 504,660.20 and 111,813.03 is: 167,683.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,512.91 : 504,660.20 = 111,813.03 : x
  2. Step 2: Convert to fraction form
    336,512.91/504,660.20 = 111,813.03/x
  3. Step 3: Cross multiply
    336,512.91x = 504,660.20 × 111,813.03
  4. Step 4: Simplify right side
    336,512.91x = 56,427,585,523.34
  5. Step 5: Solve for x
    x = 56,427,585,523.34/336,512.91
  6. Step 6: Final answer
    x = 167,683.27

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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.