Home / 373,845.06-515,907.78-204,082.83

Finding the Fourth Proportional to 373,845.06, 515,907.78 and 204,082.83

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Solution

The fourth proportional to 373,845.06, 515,907.78 and 204,082.83 is: 281,635.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,845.06 : 515,907.78 = 204,082.83 : x
  2. Step 2: Convert to fraction form
    373,845.06/515,907.78 = 204,082.83/x
  3. Step 3: Cross multiply
    373,845.06x = 515,907.78 × 204,082.83
  4. Step 4: Simplify right side
    373,845.06x = 105,287,919,761.42
  5. Step 5: Solve for x
    x = 105,287,919,761.42/373,845.06
  6. Step 6: Final answer
    x = 281,635.18

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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.