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Finding the Fourth Proportional to 336,276.84, 504,425.82 and 125,874.60

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Solution

The fourth proportional to 336,276.84, 504,425.82 and 125,874.60 is: 188,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,276.84 : 504,425.82 = 125,874.60 : x
  2. Step 2: Convert to fraction form
    336,276.84/504,425.82 = 125,874.60/x
  3. Step 3: Cross multiply
    336,276.84x = 504,425.82 × 125,874.60
  4. Step 4: Simplify right side
    336,276.84x = 63,494,398,322.17
  5. Step 5: Solve for x
    x = 63,494,398,322.17/336,276.84
  6. Step 6: Final answer
    x = 188,815.85

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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.