Finding the Fourth Proportional to 299.18, 448.14 and 177.14
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Solution
The fourth proportional to 299.18, 448.14 and 177.14 is: 265.33
Step by Step Solution
- Step 1: Write the proportion equation
299.18 : 448.14 = 177.14 : x - Step 2: Convert to fraction form
299.18/448.14 = 177.14/x - Step 3: Cross multiply
299.18x = 448.14 × 177.14 - Step 4: Simplify right side
299.18x = 79,381.28 - Step 5: Solve for x
x = 79,381.28/299.18 - Step 6: Final answer
x = 265.33
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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.