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Finding the Fourth Proportional to 334,440.35, 501,660.53 and 156,965.30

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Solution

The fourth proportional to 334,440.35, 501,660.53 and 156,965.30 is: 235,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,440.35 : 501,660.53 = 156,965.30 : x
  2. Step 2: Convert to fraction form
    334,440.35/501,660.53 = 156,965.30/x
  3. Step 3: Cross multiply
    334,440.35x = 501,660.53 × 156,965.30
  4. Step 4: Simplify right side
    334,440.35x = 78,743,295,589.61
  5. Step 5: Solve for x
    x = 78,743,295,589.61/334,440.35
  6. Step 6: Final answer
    x = 235,447.95

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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.