Finding the Fourth Proportional to 344.99, 517.41 and 208.08
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Solution
The fourth proportional to 344.99, 517.41 and 208.08 is: 312.06
Step by Step Solution
- Step 1: Write the proportion equation
344.99 : 517.41 = 208.08 : x - Step 2: Convert to fraction form
344.99/517.41 = 208.08/x - Step 3: Cross multiply
344.99x = 517.41 × 208.08 - Step 4: Simplify right side
344.99x = 107,659.05 - Step 5: Solve for x
x = 107,659.05/344.99 - Step 6: Final answer
x = 312.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.