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Finding the Fourth Proportional to 340,959.87, 511,612.53 and 227,185.44

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Solution

The fourth proportional to 340,959.87, 511,612.53 and 227,185.44 is: 340,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,959.87 : 511,612.53 = 227,185.44 : x
  2. Step 2: Convert to fraction form
    340,959.87/511,612.53 = 227,185.44/x
  3. Step 3: Cross multiply
    340,959.87x = 511,612.53 × 227,185.44
  4. Step 4: Simplify right side
    340,959.87x = 116,230,917,737.56
  5. Step 5: Solve for x
    x = 116,230,917,737.56/340,959.87
  6. Step 6: Final answer
    x = 340,893.25

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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.