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Finding the Fourth Proportional to 577,481.18, 796,925.79 and 322,832.34

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Solution

The fourth proportional to 577,481.18, 796,925.79 and 322,832.34 is: 445,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,481.18 : 796,925.79 = 322,832.34 : x
  2. Step 2: Convert to fraction form
    577,481.18/796,925.79 = 322,832.34/x
  3. Step 3: Cross multiply
    577,481.18x = 796,925.79 × 322,832.34
  4. Step 4: Simplify right side
    577,481.18x = 257,273,417,592.05
  5. Step 5: Solve for x
    x = 257,273,417,592.05/577,481.18
  6. Step 6: Final answer
    x = 445,509.62

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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.