Finding the Fourth Proportional to 305.68, 458.41 and 110.63
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Solution
The fourth proportional to 305.68, 458.41 and 110.63 is: 165.91
Step by Step Solution
- Step 1: Write the proportion equation
305.68 : 458.41 = 110.63 : x - Step 2: Convert to fraction form
305.68/458.41 = 110.63/x - Step 3: Cross multiply
305.68x = 458.41 × 110.63 - Step 4: Simplify right side
305.68x = 50,715.44 - Step 5: Solve for x
x = 50,715.44/305.68 - Step 6: Final answer
x = 165.91
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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.