Finding the Fourth Proportional to 366.12, 505.26 and 210.88
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Solution
The fourth proportional to 366.12, 505.26 and 210.88 is: 291.02
Step by Step Solution
- Step 1: Write the proportion equation
366.12 : 505.26 = 210.88 : x - Step 2: Convert to fraction form
366.12/505.26 = 210.88/x - Step 3: Cross multiply
366.12x = 505.26 × 210.88 - Step 4: Simplify right side
366.12x = 106,549.23 - Step 5: Solve for x
x = 106,549.23/366.12 - Step 6: Final answer
x = 291.02
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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.