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Finding the Fourth Proportional to 598.95, 826.35 and 336.91

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Solution

The fourth proportional to 598.95, 826.35 and 336.91 is: 464.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.95 : 826.35 = 336.91 : x
  2. Step 2: Convert to fraction form
    598.95/826.35 = 336.91/x
  3. Step 3: Cross multiply
    598.95x = 826.35 × 336.91
  4. Step 4: Simplify right side
    598.95x = 278,405.58
  5. Step 5: Solve for x
    x = 278,405.58/598.95
  6. Step 6: Final answer
    x = 464.82

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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.