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Finding the Fourth Proportional to 365,272.71, 504,087.17 and 204,128.22

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Solution

The fourth proportional to 365,272.71, 504,087.17 and 204,128.22 is: 281,702.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,272.71 : 504,087.17 = 204,128.22 : x
  2. Step 2: Convert to fraction form
    365,272.71/504,087.17 = 204,128.22/x
  3. Step 3: Cross multiply
    365,272.71x = 504,087.17 × 204,128.22
  4. Step 4: Simplify right side
    365,272.71x = 102,898,415,716.30
  5. Step 5: Solve for x
    x = 102,898,415,716.30/365,272.71
  6. Step 6: Final answer
    x = 281,702.99

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1.5x scale

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.