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Finding the Fourth Proportional to 606.71, 837.03 and 357.94

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Solution

The fourth proportional to 606.71, 837.03 and 357.94 is: 493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.71 : 837.03 = 357.94 : x
  2. Step 2: Convert to fraction form
    606.71/837.03 = 357.94/x
  3. Step 3: Cross multiply
    606.71x = 837.03 × 357.94
  4. Step 4: Simplify right side
    606.71x = 299,604.20
  5. Step 5: Solve for x
    x = 299,604.20/606.71
  6. Step 6: Final answer
    x = 493.82

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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.