Finding the Fourth Proportional to 606.62, 837.20 and 344.63
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Solution
The fourth proportional to 606.62, 837.20 and 344.63 is: 475.63
Step by Step Solution
- Step 1: Write the proportion equation
606.62 : 837.20 = 344.63 : x - Step 2: Convert to fraction form
606.62/837.20 = 344.63/x - Step 3: Cross multiply
606.62x = 837.20 × 344.63 - Step 4: Simplify right side
606.62x = 288,524.24 - Step 5: Solve for x
x = 288,524.24/606.62 - Step 6: Final answer
x = 475.63
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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.