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Finding the Fourth Proportional to 297.19, 443.13 and 293.60

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Solution

The fourth proportional to 297.19, 443.13 and 293.60 is: 437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    297.19 : 443.13 = 293.60 : x
  2. Step 2: Convert to fraction form
    297.19/443.13 = 293.60/x
  3. Step 3: Cross multiply
    297.19x = 443.13 × 293.60
  4. Step 4: Simplify right side
    297.19x = 130,102.97
  5. Step 5: Solve for x
    x = 130,102.97/297.19
  6. Step 6: Final answer
    x = 437.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.