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Finding the Fourth Proportional to 606, 836.28 and 373.28

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Solution

The fourth proportional to 606, 836.28 and 373.28 is: 515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    606 : 836.28 = 373.28 : x
  2. Step 2: Convert to fraction form
    606/836.28 = 373.28/x
  3. Step 3: Cross multiply
    606x = 836.28 × 373.28
  4. Step 4: Simplify right side
    606x = 312,166.60
  5. Step 5: Solve for x
    x = 312,166.60/606
  6. Step 6: Final answer
    x = 515.13

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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.