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Finding the Fourth Proportional to 335,984.60, 504,049.89 and 156,180.40

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Solution

The fourth proportional to 335,984.60, 504,049.89 and 156,180.40 is: 234,304.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,984.60 : 504,049.89 = 156,180.40 : x
  2. Step 2: Convert to fraction form
    335,984.60/504,049.89 = 156,180.40/x
  3. Step 3: Cross multiply
    335,984.60x = 504,049.89 × 156,180.40
  4. Step 4: Simplify right side
    335,984.60x = 78,722,713,440.16
  5. Step 5: Solve for x
    x = 78,722,713,440.16/335,984.60
  6. Step 6: Final answer
    x = 234,304.53

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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.