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Finding the Fourth Proportional to 893.28, 1,340.01 and 244.02

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Solution

The fourth proportional to 893.28, 1,340.01 and 244.02 is: 366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.28 : 1,340.01 = 244.02 : x
  2. Step 2: Convert to fraction form
    893.28/1,340.01 = 244.02/x
  3. Step 3: Cross multiply
    893.28x = 1,340.01 × 244.02
  4. Step 4: Simplify right side
    893.28x = 326,989.24
  5. Step 5: Solve for x
    x = 326,989.24/893.28
  6. Step 6: Final answer
    x = 366.05

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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.