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Finding the Fourth Proportional to 366,023.64, 504,959.76 and 238,694.88

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Solution

The fourth proportional to 366,023.64, 504,959.76 and 238,694.88 is: 329,299.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,023.64 : 504,959.76 = 238,694.88 : x
  2. Step 2: Convert to fraction form
    366,023.64/504,959.76 = 238,694.88/x
  3. Step 3: Cross multiply
    366,023.64x = 504,959.76 × 238,694.88
  4. Step 4: Simplify right side
    366,023.64x = 120,531,309,318.03
  5. Step 5: Solve for x
    x = 120,531,309,318.03/366,023.64
  6. Step 6: Final answer
    x = 329,299.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.