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Finding the Fourth Proportional to 483,917.29, 667,802.37 and 269,055.47

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Solution

The fourth proportional to 483,917.29, 667,802.37 and 269,055.47 is: 371,294.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,917.29 : 667,802.37 = 269,055.47 : x
  2. Step 2: Convert to fraction form
    483,917.29/667,802.37 = 269,055.47/x
  3. Step 3: Cross multiply
    483,917.29x = 667,802.37 × 269,055.47
  4. Step 4: Simplify right side
    483,917.29x = 179,675,883,205.93
  5. Step 5: Solve for x
    x = 179,675,883,205.93/483,917.29
  6. Step 6: Final answer
    x = 371,294.62

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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.