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Finding the Fourth Proportional to 576,268.88, 795,296.04 and 321,658.24

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Solution

The fourth proportional to 576,268.88, 795,296.04 and 321,658.24 is: 443,913.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,268.88 : 795,296.04 = 321,658.24 : x
  2. Step 2: Convert to fraction form
    576,268.88/795,296.04 = 321,658.24/x
  3. Step 3: Cross multiply
    576,268.88x = 795,296.04 × 321,658.24
  4. Step 4: Simplify right side
    576,268.88x = 255,813,524,505.37
  5. Step 5: Solve for x
    x = 255,813,524,505.37/576,268.88
  6. Step 6: Final answer
    x = 443,913.48

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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.