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Finding the Fourth Proportional to 605,874.30, 908,811.45 and 251,580.30

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Solution

The fourth proportional to 605,874.30, 908,811.45 and 251,580.30 is: 377,370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,874.30 : 908,811.45 = 251,580.30 : x
  2. Step 2: Convert to fraction form
    605,874.30/908,811.45 = 251,580.30/x
  3. Step 3: Cross multiply
    605,874.30x = 908,811.45 × 251,580.30
  4. Step 4: Simplify right side
    605,874.30x = 228,639,057,234.44
  5. Step 5: Solve for x
    x = 228,639,057,234.44/605,874.30
  6. Step 6: Final answer
    x = 377,370.45

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Similar ratio
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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.