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Finding the Fourth Proportional to 883.94, 1,325.90 and 335.99

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Solution

The fourth proportional to 883.94, 1,325.90 and 335.99 is: 503.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    883.94 : 1,325.90 = 335.99 : x
  2. Step 2: Convert to fraction form
    883.94/1,325.90 = 335.99/x
  3. Step 3: Cross multiply
    883.94x = 1,325.90 × 335.99
  4. Step 4: Simplify right side
    883.94x = 445,485.84
  5. Step 5: Solve for x
    x = 445,485.84/883.94
  6. Step 6: Final answer
    x = 503.98

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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.