Finding the Fourth Proportional to 316.03, 436.11 and 184.99
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Solution
The fourth proportional to 316.03, 436.11 and 184.99 is: 255.28
Step by Step Solution
- Step 1: Write the proportion equation
316.03 : 436.11 = 184.99 : x - Step 2: Convert to fraction form
316.03/436.11 = 184.99/x - Step 3: Cross multiply
316.03x = 436.11 × 184.99 - Step 4: Simplify right side
316.03x = 80,675.99 - Step 5: Solve for x
x = 80,675.99/316.03 - Step 6: Final answer
x = 255.28
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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.