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Finding the Fourth Proportional to 322.94, 483.30 and 250.94

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Solution

The fourth proportional to 322.94, 483.30 and 250.94 is: 375.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    322.94 : 483.30 = 250.94 : x
  2. Step 2: Convert to fraction form
    322.94/483.30 = 250.94/x
  3. Step 3: Cross multiply
    322.94x = 483.30 × 250.94
  4. Step 4: Simplify right side
    322.94x = 121,279.30
  5. Step 5: Solve for x
    x = 121,279.30/322.94
  6. Step 6: Final answer
    x = 375.55

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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.