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Finding the Fourth Proportional to 555,308.14, 832,789.84 and 200,276.03

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Solution

The fourth proportional to 555,308.14, 832,789.84 and 200,276.03 is: 300,351.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,308.14 : 832,789.84 = 200,276.03 : x
  2. Step 2: Convert to fraction form
    555,308.14/832,789.84 = 200,276.03/x
  3. Step 3: Cross multiply
    555,308.14x = 832,789.84 × 200,276.03
  4. Step 4: Simplify right side
    555,308.14x = 166,787,842,979.54
  5. Step 5: Solve for x
    x = 166,787,842,979.54/555,308.14
  6. Step 6: Final answer
    x = 300,351.88

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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.