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Finding the Fourth Proportional to 320.03, 441.51 and 237.34

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Solution

The fourth proportional to 320.03, 441.51 and 237.34 is: 327.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    320.03 : 441.51 = 237.34 : x
  2. Step 2: Convert to fraction form
    320.03/441.51 = 237.34/x
  3. Step 3: Cross multiply
    320.03x = 441.51 × 237.34
  4. Step 4: Simplify right side
    320.03x = 104,787.98
  5. Step 5: Solve for x
    x = 104,787.98/320.03
  6. Step 6: Final answer
    x = 327.43

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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.