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Finding the Fourth Proportional to 577,067.24, 796,327.20 and 322,412.96

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Solution

The fourth proportional to 577,067.24, 796,327.20 and 322,412.96 is: 444,915.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,067.24 : 796,327.20 = 322,412.96 : x
  2. Step 2: Convert to fraction form
    577,067.24/796,327.20 = 322,412.96/x
  3. Step 3: Cross multiply
    577,067.24x = 796,327.20 × 322,412.96
  4. Step 4: Simplify right side
    577,067.24x = 256,746,209,680.51
  5. Step 5: Solve for x
    x = 256,746,209,680.51/577,067.24
  6. Step 6: Final answer
    x = 444,915.59

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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.