Home / 515,370.03-773,042.37-199,827.03

Finding the Fourth Proportional to 515,370.03, 773,042.37 and 199,827.03

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Solution

The fourth proportional to 515,370.03, 773,042.37 and 199,827.03 is: 299,735.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,370.03 : 773,042.37 = 199,827.03 : x
  2. Step 2: Convert to fraction form
    515,370.03/773,042.37 = 199,827.03/x
  3. Step 3: Cross multiply
    515,370.03x = 773,042.37 × 199,827.03
  4. Step 4: Simplify right side
    515,370.03x = 154,474,760,861.26
  5. Step 5: Solve for x
    x = 154,474,760,861.26/515,370.03
  6. Step 6: Final answer
    x = 299,735.63

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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.