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Finding the Fourth Proportional to 577,162.94, 796,469.56 and 322,516.22

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Solution

The fourth proportional to 577,162.94, 796,469.56 and 322,516.22 is: 445,063.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,162.94 : 796,469.56 = 322,516.22 : x
  2. Step 2: Convert to fraction form
    577,162.94/796,469.56 = 322,516.22/x
  3. Step 3: Cross multiply
    577,162.94x = 796,469.56 × 322,516.22
  4. Step 4: Simplify right side
    577,162.94x = 256,874,351,836.26
  5. Step 5: Solve for x
    x = 256,874,351,836.26/577,162.94
  6. Step 6: Final answer
    x = 445,063.84

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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.