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Finding the Fourth Proportional to 555,273.27, 832,910.03 and 200,287.26

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Solution

The fourth proportional to 555,273.27, 832,910.03 and 200,287.26 is: 300,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,273.27 : 832,910.03 = 200,287.26 : x
  2. Step 2: Convert to fraction form
    555,273.27/832,910.03 = 200,287.26/x
  3. Step 3: Cross multiply
    555,273.27x = 832,910.03 × 200,287.26
  4. Step 4: Simplify right side
    555,273.27x = 166,821,266,733.78
  5. Step 5: Solve for x
    x = 166,821,266,733.78/555,273.27
  6. Step 6: Final answer
    x = 300,430.93

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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.