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Finding the Fourth Proportional to 334,449.60, 502,493.60 and 251,505.60

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Solution

The fourth proportional to 334,449.60, 502,493.60 and 251,505.60 is: 377,874.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,449.60 : 502,493.60 = 251,505.60 : x
  2. Step 2: Convert to fraction form
    334,449.60/502,493.60 = 251,505.60/x
  3. Step 3: Cross multiply
    334,449.60x = 502,493.60 × 251,505.60
  4. Step 4: Simplify right side
    334,449.60x = 126,379,954,364.16
  5. Step 5: Solve for x
    x = 126,379,954,364.16/334,449.60
  6. Step 6: Final answer
    x = 377,874.44

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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.