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Finding the Fourth Proportional to 350,505, 483,696.90 and 191,529

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Solution

The fourth proportional to 350,505, 483,696.90 and 191,529 is: 264,310.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,505 : 483,696.90 = 191,529 : x
  2. Step 2: Convert to fraction form
    350,505/483,696.90 = 191,529/x
  3. Step 3: Cross multiply
    350,505x = 483,696.90 × 191,529
  4. Step 4: Simplify right side
    350,505x = 92,641,983,560.10
  5. Step 5: Solve for x
    x = 92,641,983,560.10/350,505
  6. Step 6: Final answer
    x = 264,310.02

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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.