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Finding the Fourth Proportional to 224,551.20, 335,182.68 and 197,979.84

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Solution

The fourth proportional to 224,551.20, 335,182.68 and 197,979.84 is: 295,520.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,551.20 : 335,182.68 = 197,979.84 : x
  2. Step 2: Convert to fraction form
    224,551.20/335,182.68 = 197,979.84/x
  3. Step 3: Cross multiply
    224,551.20x = 335,182.68 × 197,979.84
  4. Step 4: Simplify right side
    224,551.20x = 66,359,413,357.17
  5. Step 5: Solve for x
    x = 66,359,413,357.17/224,551.20
  6. Step 6: Final answer
    x = 295,520.19

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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.