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Finding the Fourth Proportional to 384,469.60, 572,757.24 and 367,197.96

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Solution

The fourth proportional to 384,469.60, 572,757.24 and 367,197.96 is: 547,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,469.60 : 572,757.24 = 367,197.96 : x
  2. Step 2: Convert to fraction form
    384,469.60/572,757.24 = 367,197.96/x
  3. Step 3: Cross multiply
    384,469.60x = 572,757.24 × 367,197.96
  4. Step 4: Simplify right side
    384,469.60x = 210,315,290,103.23
  5. Step 5: Solve for x
    x = 210,315,290,103.23/384,469.60
  6. Step 6: Final answer
    x = 547,027.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.