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Finding the Fourth Proportional to 494,628.73, 741,444.64 and 194,993.33

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Solution

The fourth proportional to 494,628.73, 741,444.64 and 194,993.33 is: 292,293.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,628.73 : 741,444.64 = 194,993.33 : x
  2. Step 2: Convert to fraction form
    494,628.73/741,444.64 = 194,993.33/x
  3. Step 3: Cross multiply
    494,628.73x = 741,444.64 × 194,993.33
  4. Step 4: Simplify right side
    494,628.73x = 144,576,755,169.55
  5. Step 5: Solve for x
    x = 144,576,755,169.55/494,628.73
  6. Step 6: Final answer
    x = 292,293.49

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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.