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Finding the Fourth Proportional to 253,190.61, 347,941.74 and 241,481.96

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Solution

The fourth proportional to 253,190.61, 347,941.74 and 241,481.96 is: 331,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,190.61 : 347,941.74 = 241,481.96 : x
  2. Step 2: Convert to fraction form
    253,190.61/347,941.74 = 241,481.96/x
  3. Step 3: Cross multiply
    253,190.61x = 347,941.74 × 241,481.96
  4. Step 4: Simplify right side
    253,190.61x = 84,021,651,774.14
  5. Step 5: Solve for x
    x = 84,021,651,774.14/253,190.61
  6. Step 6: Final answer
    x = 331,851.37

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.