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Finding the Fourth Proportional to 322.04, 444.38 and 191.02

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Solution

The fourth proportional to 322.04, 444.38 and 191.02 is: 263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.04 : 444.38 = 191.02 : x
  2. Step 2: Convert to fraction form
    322.04/444.38 = 191.02/x
  3. Step 3: Cross multiply
    322.04x = 444.38 × 191.02
  4. Step 4: Simplify right side
    322.04x = 84,883.40
  5. Step 5: Solve for x
    x = 84,883.40/322.04
  6. Step 6: Final answer
    x = 263.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.