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Finding the Fourth Proportional to 365,268.90, 504,069.61 and 204,123.91

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Solution

The fourth proportional to 365,268.90, 504,069.61 and 204,123.91 is: 281,690.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,268.90 : 504,069.61 = 204,123.91 : x
  2. Step 2: Convert to fraction form
    365,268.90/504,069.61 = 204,123.91/x
  3. Step 3: Cross multiply
    365,268.90x = 504,069.61 × 204,123.91
  4. Step 4: Simplify right side
    365,268.90x = 102,892,658,684.76
  5. Step 5: Solve for x
    x = 102,892,658,684.76/365,268.90
  6. Step 6: Final answer
    x = 281,690.17

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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.