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Finding the Fourth Proportional to 576,002.34, 794,883.72 and 321,353.58

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Solution

The fourth proportional to 576,002.34, 794,883.72 and 321,353.58 is: 443,468.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,002.34 : 794,883.72 = 321,353.58 : x
  2. Step 2: Convert to fraction form
    576,002.34/794,883.72 = 321,353.58/x
  3. Step 3: Cross multiply
    576,002.34x = 794,883.72 × 321,353.58
  4. Step 4: Simplify right side
    576,002.34x = 255,438,729,105.72
  5. Step 5: Solve for x
    x = 255,438,729,105.72/576,002.34
  6. Step 6: Final answer
    x = 443,468.21

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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.