Finding the Fourth Proportional to 277.18, 415.84 and 246.95
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Solution
The fourth proportional to 277.18, 415.84 and 246.95 is: 370.49
Step by Step Solution
- Step 1: Write the proportion equation
277.18 : 415.84 = 246.95 : x - Step 2: Convert to fraction form
277.18/415.84 = 246.95/x - Step 3: Cross multiply
277.18x = 415.84 × 246.95 - Step 4: Simplify right side
277.18x = 102,691.69 - Step 5: Solve for x
x = 102,691.69/277.18 - Step 6: Final answer
x = 370.49
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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.