Finding the Fourth Proportional to 316.07, 474.10 and 110.63
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Solution
The fourth proportional to 316.07, 474.10 and 110.63 is: 165.94
Step by Step Solution
- Step 1: Write the proportion equation
316.07 : 474.10 = 110.63 : x - Step 2: Convert to fraction form
316.07/474.10 = 110.63/x - Step 3: Cross multiply
316.07x = 474.10 × 110.63 - Step 4: Simplify right side
316.07x = 52,449.68 - Step 5: Solve for x
x = 52,449.68/316.07 - Step 6: Final answer
x = 165.94
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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.