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Finding the Fourth Proportional to 264,834.45, 397,251.81 and 65,158.56

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Solution

The fourth proportional to 264,834.45, 397,251.81 and 65,158.56 is: 97,737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,834.45 : 397,251.81 = 65,158.56 : x
  2. Step 2: Convert to fraction form
    264,834.45/397,251.81 = 65,158.56/x
  3. Step 3: Cross multiply
    264,834.45x = 397,251.81 × 65,158.56
  4. Step 4: Simplify right side
    264,834.45x = 25,884,355,896.99
  5. Step 5: Solve for x
    x = 25,884,355,896.99/264,834.45
  6. Step 6: Final answer
    x = 97,737.87

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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.