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Finding the Fourth Proportional to 244,196.80, 365,857.80 and 209,204.80

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Solution

The fourth proportional to 244,196.80, 365,857.80 and 209,204.80 is: 313,432.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,196.80 : 365,857.80 = 209,204.80 : x
  2. Step 2: Convert to fraction form
    244,196.80/365,857.80 = 209,204.80/x
  3. Step 3: Cross multiply
    244,196.80x = 365,857.80 × 209,204.80
  4. Step 4: Simplify right side
    244,196.80x = 76,539,207,877.44
  5. Step 5: Solve for x
    x = 76,539,207,877.44/244,196.80
  6. Step 6: Final answer
    x = 313,432.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.