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Finding the Fourth Proportional to 298.04, 411.62 and 232.43

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Solution

The fourth proportional to 298.04, 411.62 and 232.43 is: 321.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    298.04 : 411.62 = 232.43 : x
  2. Step 2: Convert to fraction form
    298.04/411.62 = 232.43/x
  3. Step 3: Cross multiply
    298.04x = 411.62 × 232.43
  4. Step 4: Simplify right side
    298.04x = 95,669.62
  5. Step 5: Solve for x
    x = 95,669.62/298.04
  6. Step 6: Final answer
    x = 321.00

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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.