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Finding the Fourth Proportional to 366,293.27, 505,488.51 and 202,954.77

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Solution

The fourth proportional to 366,293.27, 505,488.51 and 202,954.77 is: 280,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,293.27 : 505,488.51 = 202,954.77 : x
  2. Step 2: Convert to fraction form
    366,293.27/505,488.51 = 202,954.77/x
  3. Step 3: Cross multiply
    366,293.27x = 505,488.51 × 202,954.77
  4. Step 4: Simplify right side
    366,293.27x = 102,591,304,284.69
  5. Step 5: Solve for x
    x = 102,591,304,284.69/366,293.27
  6. Step 6: Final answer
    x = 280,079.68

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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.