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Finding the Fourth Proportional to 365,826.88, 504,860.72 and 204,672.32

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Solution

The fourth proportional to 365,826.88, 504,860.72 and 204,672.32 is: 282,458.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,826.88 : 504,860.72 = 204,672.32 : x
  2. Step 2: Convert to fraction form
    365,826.88/504,860.72 = 204,672.32/x
  3. Step 3: Cross multiply
    365,826.88x = 504,860.72 × 204,672.32
  4. Step 4: Simplify right side
    365,826.88x = 103,331,014,839.27
  5. Step 5: Solve for x
    x = 103,331,014,839.27/365,826.88
  6. Step 6: Final answer
    x = 282,458.78

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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.