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Finding the Fourth Proportional to 449,910.52, 674,729.46 and 236,563.47

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Solution

The fourth proportional to 449,910.52, 674,729.46 and 236,563.47 is: 354,773.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,910.52 : 674,729.46 = 236,563.47 : x
  2. Step 2: Convert to fraction form
    449,910.52/674,729.46 = 236,563.47/x
  3. Step 3: Cross multiply
    449,910.52x = 674,729.46 × 236,563.47
  4. Step 4: Simplify right side
    449,910.52x = 159,616,342,368.83
  5. Step 5: Solve for x
    x = 159,616,342,368.83/449,910.52
  6. Step 6: Final answer
    x = 354,773.53

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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.