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Finding the Fourth Proportional to 252,738.90, 379,108.35 and 233,493.30

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Solution

The fourth proportional to 252,738.90, 379,108.35 and 233,493.30 is: 350,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,738.90 : 379,108.35 = 233,493.30 : x
  2. Step 2: Convert to fraction form
    252,738.90/379,108.35 = 233,493.30/x
  3. Step 3: Cross multiply
    252,738.90x = 379,108.35 × 233,493.30
  4. Step 4: Simplify right side
    252,738.90x = 88,519,259,699.06
  5. Step 5: Solve for x
    x = 88,519,259,699.06/252,738.90
  6. Step 6: Final answer
    x = 350,239.95

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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.