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Finding the Fourth Proportional to 365,446.04, 504,319.11 and 204,309.90

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Solution

The fourth proportional to 365,446.04, 504,319.11 and 204,309.90 is: 281,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,446.04 : 504,319.11 = 204,309.90 : x
  2. Step 2: Convert to fraction form
    365,446.04/504,319.11 = 204,309.90/x
  3. Step 3: Cross multiply
    365,446.04x = 504,319.11 × 204,309.90
  4. Step 4: Simplify right side
    365,446.04x = 103,037,386,932.19
  5. Step 5: Solve for x
    x = 103,037,386,932.19/365,446.04
  6. Step 6: Final answer
    x = 281,949.66

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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.