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Finding the Fourth Proportional to 598.86, 826.41 and 333.30

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Solution

The fourth proportional to 598.86, 826.41 and 333.30 is: 459.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.86 : 826.41 = 333.30 : x
  2. Step 2: Convert to fraction form
    598.86/826.41 = 333.30/x
  3. Step 3: Cross multiply
    598.86x = 826.41 × 333.30
  4. Step 4: Simplify right side
    598.86x = 275,442.45
  5. Step 5: Solve for x
    x = 275,442.45/598.86
  6. Step 6: Final answer
    x = 459.94

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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.