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Finding the Fourth Proportional to 577,072.09, 796,343.16 and 322,423.30

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Solution

The fourth proportional to 577,072.09, 796,343.16 and 322,423.30 is: 444,935.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,072.09 : 796,343.16 = 322,423.30 : x
  2. Step 2: Convert to fraction form
    577,072.09/796,343.16 = 322,423.30/x
  3. Step 3: Cross multiply
    577,072.09x = 796,343.16 × 322,423.30
  4. Step 4: Simplify right side
    577,072.09x = 256,759,589,579.63
  5. Step 5: Solve for x
    x = 256,759,589,579.63/577,072.09
  6. Step 6: Final answer
    x = 444,935.03

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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.