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Finding the Fourth Proportional to 303,833.49, 419,254.47 and 167,859.33

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Solution

The fourth proportional to 303,833.49, 419,254.47 and 167,859.33 is: 231,626.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,833.49 : 419,254.47 = 167,859.33 : x
  2. Step 2: Convert to fraction form
    303,833.49/419,254.47 = 167,859.33/x
  3. Step 3: Cross multiply
    303,833.49x = 419,254.47 × 167,859.33
  4. Step 4: Simplify right side
    303,833.49x = 70,375,774,433.71
  5. Step 5: Solve for x
    x = 70,375,774,433.71/303,833.49
  6. Step 6: Final answer
    x = 231,626.13

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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.