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Finding the Fourth Proportional to 556.02, 834.24 and 190.60

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Solution

The fourth proportional to 556.02, 834.24 and 190.60 is: 285.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.02 : 834.24 = 190.60 : x
  2. Step 2: Convert to fraction form
    556.02/834.24 = 190.60/x
  3. Step 3: Cross multiply
    556.02x = 834.24 × 190.60
  4. Step 4: Simplify right side
    556.02x = 159,006.14
  5. Step 5: Solve for x
    x = 159,006.14/556.02
  6. Step 6: Final answer
    x = 285.97

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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.