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Finding the Fourth Proportional to 576,536.55, 795,603.92 and 321,882.27

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Solution

The fourth proportional to 576,536.55, 795,603.92 and 321,882.27 is: 444,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,536.55 : 795,603.92 = 321,882.27 : x
  2. Step 2: Convert to fraction form
    576,536.55/795,603.92 = 321,882.27/x
  3. Step 3: Cross multiply
    576,536.55x = 795,603.92 × 321,882.27
  4. Step 4: Simplify right side
    576,536.55x = 256,090,794,181.09
  5. Step 5: Solve for x
    x = 256,090,794,181.09/576,536.55
  6. Step 6: Final answer
    x = 444,188.31

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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.