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Finding the Fourth Proportional to 338,674.59, 467,385.21 and 193,504.26

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Solution

The fourth proportional to 338,674.59, 467,385.21 and 193,504.26 is: 267,044.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,674.59 : 467,385.21 = 193,504.26 : x
  2. Step 2: Convert to fraction form
    338,674.59/467,385.21 = 193,504.26/x
  3. Step 3: Cross multiply
    338,674.59x = 467,385.21 × 193,504.26
  4. Step 4: Simplify right side
    338,674.59x = 90,441,029,195.99
  5. Step 5: Solve for x
    x = 90,441,029,195.99/338,674.59
  6. Step 6: Final answer
    x = 267,044.04

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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.