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Finding the Fourth Proportional to 577,274.37, 796,639.79 and 322,625.55

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Solution

The fourth proportional to 577,274.37, 796,639.79 and 322,625.55 is: 445,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,274.37 : 796,639.79 = 322,625.55 : x
  2. Step 2: Convert to fraction form
    577,274.37/796,639.79 = 322,625.55/x
  3. Step 3: Cross multiply
    577,274.37x = 796,639.79 × 322,625.55
  4. Step 4: Simplify right side
    577,274.37x = 257,016,348,787.51
  5. Step 5: Solve for x
    x = 257,016,348,787.51/577,274.37
  6. Step 6: Final answer
    x = 445,223.90

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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.