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Finding the Fourth Proportional to 273,320.62, 410,136.63 and 218,266.54

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Solution

The fourth proportional to 273,320.62, 410,136.63 and 218,266.54 is: 327,524.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,320.62 : 410,136.63 = 218,266.54 : x
  2. Step 2: Convert to fraction form
    273,320.62/410,136.63 = 218,266.54/x
  3. Step 3: Cross multiply
    273,320.62x = 410,136.63 × 218,266.54
  4. Step 4: Simplify right side
    273,320.62x = 89,519,103,157.36
  5. Step 5: Solve for x
    x = 89,519,103,157.36/273,320.62
  6. Step 6: Final answer
    x = 327,524.15

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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.