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Finding the Fourth Proportional to 365,660.11, 504,636.75 and 204,530.15

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Solution

The fourth proportional to 365,660.11, 504,636.75 and 204,530.15 is: 282,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,660.11 : 504,636.75 = 204,530.15 : x
  2. Step 2: Convert to fraction form
    365,660.11/504,636.75 = 204,530.15/x
  3. Step 3: Cross multiply
    365,660.11x = 504,636.75 × 204,530.15
  4. Step 4: Simplify right side
    365,660.11x = 103,213,431,434.60
  5. Step 5: Solve for x
    x = 103,213,431,434.60/365,660.11
  6. Step 6: Final answer
    x = 282,266.04

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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.