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Finding the Fourth Proportional to 598.74, 826.23 and 350.09

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Solution

The fourth proportional to 598.74, 826.23 and 350.09 is: 483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.74 : 826.23 = 350.09 : x
  2. Step 2: Convert to fraction form
    598.74/826.23 = 350.09/x
  3. Step 3: Cross multiply
    598.74x = 826.23 × 350.09
  4. Step 4: Simplify right side
    598.74x = 289,250.73
  5. Step 5: Solve for x
    x = 289,250.73/598.74
  6. Step 6: Final answer
    x = 483.10

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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.