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Finding the Fourth Proportional to 883.94, 1,325.60 and 336.27

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Solution

The fourth proportional to 883.94, 1,325.60 and 336.27 is: 504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.94 : 1,325.60 = 336.27 : x
  2. Step 2: Convert to fraction form
    883.94/1,325.60 = 336.27/x
  3. Step 3: Cross multiply
    883.94x = 1,325.60 × 336.27
  4. Step 4: Simplify right side
    883.94x = 445,764.06
  5. Step 5: Solve for x
    x = 445,764.06/883.94
  6. Step 6: Final answer
    x = 504.30

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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.