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Finding the Fourth Proportional to 363,383.50, 501,356.36 and 206,193.64

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Solution

The fourth proportional to 363,383.50, 501,356.36 and 206,193.64 is: 284,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,383.50 : 501,356.36 = 206,193.64 : x
  2. Step 2: Convert to fraction form
    363,383.50/501,356.36 = 206,193.64/x
  3. Step 3: Cross multiply
    363,383.50x = 501,356.36 × 206,193.64
  4. Step 4: Simplify right side
    363,383.50x = 103,376,492,805.55
  5. Step 5: Solve for x
    x = 103,376,492,805.55/363,383.50
  6. Step 6: Final answer
    x = 284,483.18

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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.