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Finding the Fourth Proportional to 194,620, 291,930 and 46,876

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Solution

The fourth proportional to 194,620, 291,930 and 46,876 is: 70,314

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,620 : 291,930 = 46,876 : x
  2. Step 2: Convert to fraction form
    194,620/291,930 = 46,876/x
  3. Step 3: Cross multiply
    194,620x = 291,930 × 46,876
  4. Step 4: Simplify right side
    194,620x = 13,684,510,680
  5. Step 5: Solve for x
    x = 13,684,510,680/194,620
  6. Step 6: Final answer
    x = 70,314

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