Home / 668,796.63-1,003,227.75-269,383.47

Finding the Fourth Proportional to 668,796.63, 1,003,227.75 and 269,383.47

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Solution

The fourth proportional to 668,796.63, 1,003,227.75 and 269,383.47 is: 404,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,796.63 : 1,003,227.75 = 269,383.47 : x
  2. Step 2: Convert to fraction form
    668,796.63/1,003,227.75 = 269,383.47/x
  3. Step 3: Cross multiply
    668,796.63x = 1,003,227.75 × 269,383.47
  4. Step 4: Simplify right side
    668,796.63x = 270,252,972,495.29
  5. Step 5: Solve for x
    x = 270,252,972,495.29/668,796.63
  6. Step 6: Final answer
    x = 404,088.42

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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.