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Finding the Fourth Proportional to 336,393.31, 504,589.96 and 230,892.43

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Solution

The fourth proportional to 336,393.31, 504,589.96 and 230,892.43 is: 346,338.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,393.31 : 504,589.96 = 230,892.43 : x
  2. Step 2: Convert to fraction form
    336,393.31/504,589.96 = 230,892.43/x
  3. Step 3: Cross multiply
    336,393.31x = 504,589.96 × 230,892.43
  4. Step 4: Simplify right side
    336,393.31x = 116,506,002,018.00
  5. Step 5: Solve for x
    x = 116,506,002,018.00/336,393.31
  6. Step 6: Final answer
    x = 346,338.64

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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.