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Finding the Fourth Proportional to 577,229.57, 796,579.76 and 322,585.01

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Solution

The fourth proportional to 577,229.57, 796,579.76 and 322,585.01 is: 445,168.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,229.57 : 796,579.76 = 322,585.01 : x
  2. Step 2: Convert to fraction form
    577,229.57/796,579.76 = 322,585.01/x
  3. Step 3: Cross multiply
    577,229.57x = 796,579.76 × 322,585.01
  4. Step 4: Simplify right side
    577,229.57x = 256,964,689,845.40
  5. Step 5: Solve for x
    x = 256,964,689,845.40/577,229.57
  6. Step 6: Final answer
    x = 445,168.96

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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.