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Finding the Fourth Proportional to 883.85, 1,325.57 and 335.95

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Solution

The fourth proportional to 883.85, 1,325.57 and 335.95 is: 503.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.85 : 1,325.57 = 335.95 : x
  2. Step 2: Convert to fraction form
    883.85/1,325.57 = 335.95/x
  3. Step 3: Cross multiply
    883.85x = 1,325.57 × 335.95
  4. Step 4: Simplify right side
    883.85x = 445,320.25
  5. Step 5: Solve for x
    x = 445,320.25/883.85
  6. Step 6: Final answer
    x = 503.84

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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.