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Finding the Fourth Proportional to 797.02, 1,195.62 and 249.06

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Solution

The fourth proportional to 797.02, 1,195.62 and 249.06 is: 373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.02 : 1,195.62 = 249.06 : x
  2. Step 2: Convert to fraction form
    797.02/1,195.62 = 249.06/x
  3. Step 3: Cross multiply
    797.02x = 1,195.62 × 249.06
  4. Step 4: Simplify right side
    797.02x = 297,781.12
  5. Step 5: Solve for x
    x = 297,781.12/797.02
  6. Step 6: Final answer
    x = 373.62

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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.