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Finding the Fourth Proportional to 606.84, 830.22 and 604.44

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Solution

The fourth proportional to 606.84, 830.22 and 604.44 is: 826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.84 : 830.22 = 604.44 : x
  2. Step 2: Convert to fraction form
    606.84/830.22 = 604.44/x
  3. Step 3: Cross multiply
    606.84x = 830.22 × 604.44
  4. Step 4: Simplify right side
    606.84x = 501,818.18
  5. Step 5: Solve for x
    x = 501,818.18/606.84
  6. Step 6: Final answer
    x = 826.94

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.