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Finding the Fourth Proportional to 577,243.22, 796,631.01 and 322,614.74

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Solution

The fourth proportional to 577,243.22, 796,631.01 and 322,614.74 is: 445,228.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,243.22 : 796,631.01 = 322,614.74 : x
  2. Step 2: Convert to fraction form
    577,243.22/796,631.01 = 322,614.74/x
  3. Step 3: Cross multiply
    577,243.22x = 796,631.01 × 322,614.74
  4. Step 4: Simplify right side
    577,243.22x = 257,004,906,167.09
  5. Step 5: Solve for x
    x = 257,004,906,167.09/577,243.22
  6. Step 6: Final answer
    x = 445,228.11

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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.