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Finding the Fourth Proportional to 492,573.23, 738,859.84 and 226,557.48

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Solution

The fourth proportional to 492,573.23, 738,859.84 and 226,557.48 is: 339,836.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,573.23 : 738,859.84 = 226,557.48 : x
  2. Step 2: Convert to fraction form
    492,573.23/738,859.84 = 226,557.48/x
  3. Step 3: Cross multiply
    492,573.23x = 738,859.84 × 226,557.48
  4. Step 4: Simplify right side
    492,573.23x = 167,394,222,857.21
  5. Step 5: Solve for x
    x = 167,394,222,857.21/492,573.23
  6. Step 6: Final answer
    x = 339,836.22

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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.