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Finding the Fourth Proportional to 275,737.22, 413,811.70 and 204,823.60

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Solution

The fourth proportional to 275,737.22, 413,811.70 and 204,823.60 is: 307,388.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,737.22 : 413,811.70 = 204,823.60 : x
  2. Step 2: Convert to fraction form
    275,737.22/413,811.70 = 204,823.60/x
  3. Step 3: Cross multiply
    275,737.22x = 413,811.70 × 204,823.60
  4. Step 4: Simplify right side
    275,737.22x = 84,758,402,116.12
  5. Step 5: Solve for x
    x = 84,758,402,116.12/275,737.22
  6. Step 6: Final answer
    x = 307,388.32

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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.