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Finding the Fourth Proportional to 295,750.82, 443,856.28 and 206,424.02

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Solution

The fourth proportional to 295,750.82, 443,856.28 and 206,424.02 is: 309,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,750.82 : 443,856.28 = 206,424.02 : x
  2. Step 2: Convert to fraction form
    295,750.82/443,856.28 = 206,424.02/x
  3. Step 3: Cross multiply
    295,750.82x = 443,856.28 × 206,424.02
  4. Step 4: Simplify right side
    295,750.82x = 91,622,597,619.85
  5. Step 5: Solve for x
    x = 91,622,597,619.85/295,750.82
  6. Step 6: Final answer
    x = 309,796.60

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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.