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Finding the Fourth Proportional to 323,009.39, 483,329.12 and 269,569.37

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Solution

The fourth proportional to 323,009.39, 483,329.12 and 269,569.37 is: 403,365.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,009.39 : 483,329.12 = 269,569.37 : x
  2. Step 2: Convert to fraction form
    323,009.39/483,329.12 = 269,569.37/x
  3. Step 3: Cross multiply
    323,009.39x = 483,329.12 × 269,569.37
  4. Step 4: Simplify right side
    323,009.39x = 130,290,722,616.56
  5. Step 5: Solve for x
    x = 130,290,722,616.56/323,009.39
  6. Step 6: Final answer
    x = 403,365.13

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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.