Home / 669,058.36-1,003,784.40-269,493.44

Finding the Fourth Proportional to 669,058.36, 1,003,784.40 and 269,493.44

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Solution

The fourth proportional to 669,058.36, 1,003,784.40 and 269,493.44 is: 404,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,058.36 : 1,003,784.40 = 269,493.44 : x
  2. Step 2: Convert to fraction form
    669,058.36/1,003,784.40 = 269,493.44/x
  3. Step 3: Cross multiply
    669,058.36x = 1,003,784.40 × 269,493.44
  4. Step 4: Simplify right side
    669,058.36x = 270,513,310,974.34
  5. Step 5: Solve for x
    x = 270,513,310,974.34/669,058.36
  6. Step 6: Final answer
    x = 404,319.45

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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.