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Finding the Fourth Proportional to 701,736.35, 968,396.72 and 379,446.66

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Solution

The fourth proportional to 701,736.35, 968,396.72 and 379,446.66 is: 523,636.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,736.35 : 968,396.72 = 379,446.66 : x
  2. Step 2: Convert to fraction form
    701,736.35/968,396.72 = 379,446.66/x
  3. Step 3: Cross multiply
    701,736.35x = 968,396.72 × 379,446.66
  4. Step 4: Simplify right side
    701,736.35x = 367,454,899,061.72
  5. Step 5: Solve for x
    x = 367,454,899,061.72/701,736.35
  6. Step 6: Final answer
    x = 523,636.69

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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.