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Finding the Fourth Proportional to 367,906.10, 551,859.15 and 367,906.10

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Solution

The fourth proportional to 367,906.10, 551,859.15 and 367,906.10 is: 551,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,906.10 : 551,859.15 = 367,906.10 : x
  2. Step 2: Convert to fraction form
    367,906.10/551,859.15 = 367,906.10/x
  3. Step 3: Cross multiply
    367,906.10x = 551,859.15 × 367,906.10
  4. Step 4: Simplify right side
    367,906.10x = 203,032,347,625.82
  5. Step 5: Solve for x
    x = 203,032,347,625.82/367,906.10
  6. Step 6: Final answer
    x = 551,859.15

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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.