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Finding the Fourth Proportional to 292,787.64, 404,046.54 and 158,651.64

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Solution

The fourth proportional to 292,787.64, 404,046.54 and 158,651.64 is: 218,939.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,787.64 : 404,046.54 = 158,651.64 : x
  2. Step 2: Convert to fraction form
    292,787.64/404,046.54 = 158,651.64/x
  3. Step 3: Cross multiply
    292,787.64x = 404,046.54 × 158,651.64
  4. Step 4: Simplify right side
    292,787.64x = 64,102,646,207.33
  5. Step 5: Solve for x
    x = 64,102,646,207.33/292,787.64
  6. Step 6: Final answer
    x = 218,939.04

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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.