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Finding the Fourth Proportional to 329,404.55, 494,115.02 and 92,745.63

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Solution

The fourth proportional to 329,404.55, 494,115.02 and 92,745.63 is: 139,120.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,404.55 : 494,115.02 = 92,745.63 : x
  2. Step 2: Convert to fraction form
    329,404.55/494,115.02 = 92,745.63/x
  3. Step 3: Cross multiply
    329,404.55x = 494,115.02 × 92,745.63
  4. Step 4: Simplify right side
    329,404.55x = 45,827,008,358.63
  5. Step 5: Solve for x
    x = 45,827,008,358.63/329,404.55
  6. Step 6: Final answer
    x = 139,120.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.