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Finding the Fourth Proportional to 798.24, 1,196.77 and 250.12

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Solution

The fourth proportional to 798.24, 1,196.77 and 250.12 is: 375.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    798.24 : 1,196.77 = 250.12 : x
  2. Step 2: Convert to fraction form
    798.24/1,196.77 = 250.12/x
  3. Step 3: Cross multiply
    798.24x = 1,196.77 × 250.12
  4. Step 4: Simplify right side
    798.24x = 299,336.11
  5. Step 5: Solve for x
    x = 299,336.11/798.24
  6. Step 6: Final answer
    x = 375.00

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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.