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Finding the Fourth Proportional to 606.35, 837.41 and 476.35

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Solution

The fourth proportional to 606.35, 837.41 and 476.35 is: 657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.35 : 837.41 = 476.35 : x
  2. Step 2: Convert to fraction form
    606.35/837.41 = 476.35/x
  3. Step 3: Cross multiply
    606.35x = 837.41 × 476.35
  4. Step 4: Simplify right side
    606.35x = 398,900.25
  5. Step 5: Solve for x
    x = 398,900.25/606.35
  6. Step 6: Final answer
    x = 657.87

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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.