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Finding the Fourth Proportional to 576,314.79, 795,241.04 and 321,676.71

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Solution

The fourth proportional to 576,314.79, 795,241.04 and 321,676.71 is: 443,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,314.79 : 795,241.04 = 321,676.71 : x
  2. Step 2: Convert to fraction form
    576,314.79/795,241.04 = 321,676.71/x
  3. Step 3: Cross multiply
    576,314.79x = 795,241.04 × 321,676.71
  4. Step 4: Simplify right side
    576,314.79x = 255,810,519,795.80
  5. Step 5: Solve for x
    x = 255,810,519,795.80/576,314.79
  6. Step 6: Final answer
    x = 443,872.90

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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.