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Finding the Fourth Proportional to 246,783.71, 340,388.30 and 170,333.48

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Solution

The fourth proportional to 246,783.71, 340,388.30 and 170,333.48 is: 234,940.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,783.71 : 340,388.30 = 170,333.48 : x
  2. Step 2: Convert to fraction form
    246,783.71/340,388.30 = 170,333.48/x
  3. Step 3: Cross multiply
    246,783.71x = 340,388.30 × 170,333.48
  4. Step 4: Simplify right side
    246,783.71x = 57,979,522,414.18
  5. Step 5: Solve for x
    x = 57,979,522,414.18/246,783.71
  6. Step 6: Final answer
    x = 234,940.64

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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.