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Finding the Fourth Proportional to 576,311.04, 795,235.88 and 321,672.96

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Solution

The fourth proportional to 576,311.04, 795,235.88 and 321,672.96 is: 443,867.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,311.04 : 795,235.88 = 321,672.96 : x
  2. Step 2: Convert to fraction form
    576,311.04/795,235.88 = 321,672.96/x
  3. Step 3: Cross multiply
    576,311.04x = 795,235.88 × 321,672.96
  4. Step 4: Simplify right side
    576,311.04x = 255,805,877,809.44
  5. Step 5: Solve for x
    x = 255,805,877,809.44/576,311.04
  6. Step 6: Final answer
    x = 443,867.74

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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.