Home / 511,408.44-767,113.20-276,246.36

Finding the Fourth Proportional to 511,408.44, 767,113.20 and 276,246.36

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Solution

The fourth proportional to 511,408.44, 767,113.20 and 276,246.36 is: 414,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,408.44 : 767,113.20 = 276,246.36 : x
  2. Step 2: Convert to fraction form
    511,408.44/767,113.20 = 276,246.36/x
  3. Step 3: Cross multiply
    511,408.44x = 767,113.20 × 276,246.36
  4. Step 4: Simplify right side
    511,408.44x = 211,912,229,207.95
  5. Step 5: Solve for x
    x = 211,912,229,207.95/511,408.44
  6. Step 6: Final answer
    x = 414,369.83

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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.