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Finding the Fourth Proportional to 336,344.52, 504,639.81 and 156,515.73

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Solution

The fourth proportional to 336,344.52, 504,639.81 and 156,515.73 is: 234,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,344.52 : 504,639.81 = 156,515.73 : x
  2. Step 2: Convert to fraction form
    336,344.52/504,639.81 = 156,515.73/x
  3. Step 3: Cross multiply
    336,344.52x = 504,639.81 × 156,515.73
  4. Step 4: Simplify right side
    336,344.52x = 78,984,068,249.21
  5. Step 5: Solve for x
    x = 78,984,068,249.21/336,344.52
  6. Step 6: Final answer
    x = 234,830.85

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1.5x scale

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.