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Finding the Fourth Proportional to 224,806.33, 335,569.52 and 196,430.57

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Solution

The fourth proportional to 224,806.33, 335,569.52 and 196,430.57 is: 293,212.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,806.33 : 335,569.52 = 196,430.57 : x
  2. Step 2: Convert to fraction form
    224,806.33/335,569.52 = 196,430.57/x
  3. Step 3: Cross multiply
    224,806.33x = 335,569.52 × 196,430.57
  4. Step 4: Simplify right side
    224,806.33x = 65,916,110,410.38
  5. Step 5: Solve for x
    x = 65,916,110,410.38/224,806.33
  6. Step 6: Final answer
    x = 293,212.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.