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Finding the Fourth Proportional to 694,632, 1,042,083.36 and 295,268.16

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Solution

The fourth proportional to 694,632, 1,042,083.36 and 295,268.16 is: 442,959.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,632 : 1,042,083.36 = 295,268.16 : x
  2. Step 2: Convert to fraction form
    694,632/1,042,083.36 = 295,268.16/x
  3. Step 3: Cross multiply
    694,632x = 1,042,083.36 × 295,268.16
  4. Step 4: Simplify right side
    694,632x = 307,694,036,273.82
  5. Step 5: Solve for x
    x = 307,694,036,273.82/694,632
  6. Step 6: Final answer
    x = 442,959.78

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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.