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Finding the Fourth Proportional to 351,204, 484,664.94 and 190,062.42

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Solution

The fourth proportional to 351,204, 484,664.94 and 190,062.42 is: 262,287.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,204 : 484,664.94 = 190,062.42 : x
  2. Step 2: Convert to fraction form
    351,204/484,664.94 = 190,062.42/x
  3. Step 3: Cross multiply
    351,204x = 484,664.94 × 190,062.42
  4. Step 4: Simplify right side
    351,204x = 92,116,591,385.55
  5. Step 5: Solve for x
    x = 92,116,591,385.55/351,204
  6. Step 6: Final answer
    x = 262,287.99

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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.