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Finding the Fourth Proportional to 576,764.82, 795,838.77 and 322,117.02

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Solution

The fourth proportional to 576,764.82, 795,838.77 and 322,117.02 is: 444,467.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,764.82 : 795,838.77 = 322,117.02 : x
  2. Step 2: Convert to fraction form
    576,764.82/795,838.77 = 322,117.02/x
  3. Step 3: Cross multiply
    576,764.82x = 795,838.77 × 322,117.02
  4. Step 4: Simplify right side
    576,764.82x = 256,353,212,992.87
  5. Step 5: Solve for x
    x = 256,353,212,992.87/576,764.82
  6. Step 6: Final answer
    x = 444,467.49

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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.