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Finding the Fourth Proportional to 322,700.56, 483,893.88 and 194,748.70

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Solution

The fourth proportional to 322,700.56, 483,893.88 and 194,748.70 is: 292,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,700.56 : 483,893.88 = 194,748.70 : x
  2. Step 2: Convert to fraction form
    322,700.56/483,893.88 = 194,748.70/x
  3. Step 3: Cross multiply
    322,700.56x = 483,893.88 × 194,748.70
  4. Step 4: Simplify right side
    322,700.56x = 94,237,704,067.96
  5. Step 5: Solve for x
    x = 94,237,704,067.96/322,700.56
  6. Step 6: Final answer
    x = 292,028.33

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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.