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Finding the Fourth Proportional to 493,615.17, 739,863.02 and 226,824.41

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Solution

The fourth proportional to 493,615.17, 739,863.02 and 226,824.41 is: 339,979.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,615.17 : 739,863.02 = 226,824.41 : x
  2. Step 2: Convert to fraction form
    493,615.17/739,863.02 = 226,824.41/x
  3. Step 3: Cross multiply
    493,615.17x = 739,863.02 × 226,824.41
  4. Step 4: Simplify right side
    493,615.17x = 167,818,993,559.38
  5. Step 5: Solve for x
    x = 167,818,993,559.38/493,615.17
  6. Step 6: Final answer
    x = 339,979.41

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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.