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Finding the Fourth Proportional to 222,295.43, 306,549.27 and 203,854.56

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Solution

The fourth proportional to 222,295.43, 306,549.27 and 203,854.56 is: 281,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,295.43 : 306,549.27 = 203,854.56 : x
  2. Step 2: Convert to fraction form
    222,295.43/306,549.27 = 203,854.56/x
  3. Step 3: Cross multiply
    222,295.43x = 306,549.27 × 203,854.56
  4. Step 4: Simplify right side
    222,295.43x = 62,491,466,554.17
  5. Step 5: Solve for x
    x = 62,491,466,554.17/222,295.43
  6. Step 6: Final answer
    x = 281,119.00

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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.