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Finding the Fourth Proportional to 1,493.07, 2,236.04 and 798.00

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Solution

The fourth proportional to 1,493.07, 2,236.04 and 798.00 is: 1,195.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.07 : 2,236.04 = 798.00 : x
  2. Step 2: Convert to fraction form
    1,493.07/2,236.04 = 798.00/x
  3. Step 3: Cross multiply
    1,493.07x = 2,236.04 × 798.00
  4. Step 4: Simplify right side
    1,493.07x = 1,784,344.75
  5. Step 5: Solve for x
    x = 1,784,344.75/1,493.07
  6. Step 6: Final answer
    x = 1,195.09

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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.