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Finding the Fourth Proportional to 366,049.33, 505,141.74 and 202,702.59

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Solution

The fourth proportional to 366,049.33, 505,141.74 and 202,702.59 is: 279,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,049.33 : 505,141.74 = 202,702.59 : x
  2. Step 2: Convert to fraction form
    366,049.33/505,141.74 = 202,702.59/x
  3. Step 3: Cross multiply
    366,049.33x = 505,141.74 × 202,702.59
  4. Step 4: Simplify right side
    366,049.33x = 102,393,539,202.11
  5. Step 5: Solve for x
    x = 102,393,539,202.11/366,049.33
  6. Step 6: Final answer
    x = 279,726.07

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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.