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Finding the Fourth Proportional to 482,127.44, 665,201.18 and 379,835.44

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Solution

The fourth proportional to 482,127.44, 665,201.18 and 379,835.44 is: 524,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,127.44 : 665,201.18 = 379,835.44 : x
  2. Step 2: Convert to fraction form
    482,127.44/665,201.18 = 379,835.44/x
  3. Step 3: Cross multiply
    482,127.44x = 665,201.18 × 379,835.44
  4. Step 4: Simplify right side
    482,127.44x = 252,666,982,180.41
  5. Step 5: Solve for x
    x = 252,666,982,180.41/482,127.44
  6. Step 6: Final answer
    x = 524,066.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.