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Finding the Fourth Proportional to 436,481.34, 654,881.91 and 183,825.42

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Solution

The fourth proportional to 436,481.34, 654,881.91 and 183,825.42 is: 275,805.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,481.34 : 654,881.91 = 183,825.42 : x
  2. Step 2: Convert to fraction form
    436,481.34/654,881.91 = 183,825.42/x
  3. Step 3: Cross multiply
    436,481.34x = 654,881.91 × 183,825.42
  4. Step 4: Simplify right side
    436,481.34x = 120,383,942,156.15
  5. Step 5: Solve for x
    x = 120,383,942,156.15/436,481.34
  6. Step 6: Final answer
    x = 275,805.47

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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.