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Finding the Fourth Proportional to 1,208.03, 1,812.06 and 967.46

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Solution

The fourth proportional to 1,208.03, 1,812.06 and 967.46 is: 1,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208.03 : 1,812.06 = 967.46 : x
  2. Step 2: Convert to fraction form
    1,208.03/1,812.06 = 967.46/x
  3. Step 3: Cross multiply
    1,208.03x = 1,812.06 × 967.46
  4. Step 4: Simplify right side
    1,208.03x = 1,753,086.51
  5. Step 5: Solve for x
    x = 1,753,086.51/1,208.03
  6. Step 6: Final answer
    x = 1,451.20

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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.