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Finding the Fourth Proportional to 606.71, 837.26 and 344.72

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Solution

The fourth proportional to 606.71, 837.26 and 344.72 is: 475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.71 : 837.26 = 344.72 : x
  2. Step 2: Convert to fraction form
    606.71/837.26 = 344.72/x
  3. Step 3: Cross multiply
    606.71x = 837.26 × 344.72
  4. Step 4: Simplify right side
    606.71x = 288,614.36
  5. Step 5: Solve for x
    x = 288,614.36/606.71
  6. Step 6: Final answer
    x = 475.71

Related Problems

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Double scale
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1.5x scale

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.