Home / 373,912.25-515,996.10-204,146.37

Finding the Fourth Proportional to 373,912.25, 515,996.10 and 204,146.37

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Solution

The fourth proportional to 373,912.25, 515,996.10 and 204,146.37 is: 281,720.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,912.25 : 515,996.10 = 204,146.37 : x
  2. Step 2: Convert to fraction form
    373,912.25/515,996.10 = 204,146.37/x
  3. Step 3: Cross multiply
    373,912.25x = 515,996.10 × 204,146.37
  4. Step 4: Simplify right side
    373,912.25x = 105,338,730,749.16
  5. Step 5: Solve for x
    x = 105,338,730,749.16/373,912.25
  6. Step 6: Final answer
    x = 281,720.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.