Home / 268,467.91-401,825.62-197,371.72

Finding the Fourth Proportional to 268,467.91, 401,825.62 and 197,371.72

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Solution

The fourth proportional to 268,467.91, 401,825.62 and 197,371.72 is: 295,413.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,467.91 : 401,825.62 = 197,371.72 : x
  2. Step 2: Convert to fraction form
    268,467.91/401,825.62 = 197,371.72/x
  3. Step 3: Cross multiply
    268,467.91x = 401,825.62 × 197,371.72
  4. Step 4: Simplify right side
    268,467.91x = 79,309,014,508.46
  5. Step 5: Solve for x
    x = 79,309,014,508.46/268,467.91
  6. Step 6: Final answer
    x = 295,413.39

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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.