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Finding the Fourth Proportional to 617,304.33, 925,992.63 and 238,227.03

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Solution

The fourth proportional to 617,304.33, 925,992.63 and 238,227.03 is: 357,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,304.33 : 925,992.63 = 238,227.03 : x
  2. Step 2: Convert to fraction form
    617,304.33/925,992.63 = 238,227.03/x
  3. Step 3: Cross multiply
    617,304.33x = 925,992.63 × 238,227.03
  4. Step 4: Simplify right side
    617,304.33x = 220,596,474,046.79
  5. Step 5: Solve for x
    x = 220,596,474,046.79/617,304.33
  6. Step 6: Final answer
    x = 357,354.49

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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.