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Finding the Fourth Proportional to 598.98, 826.60 and 336.98

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Solution

The fourth proportional to 598.98, 826.60 and 336.98 is: 465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.98 : 826.60 = 336.98 : x
  2. Step 2: Convert to fraction form
    598.98/826.60 = 336.98/x
  3. Step 3: Cross multiply
    598.98x = 826.60 × 336.98
  4. Step 4: Simplify right side
    598.98x = 278,548.89
  5. Step 5: Solve for x
    x = 278,548.89/598.98
  6. Step 6: Final answer
    x = 465.04

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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.