Finding the Fourth Proportional to 334.08, 501.21 and 102.99
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Solution
The fourth proportional to 334.08, 501.21 and 102.99 is: 154.51
Step by Step Solution
- Step 1: Write the proportion equation
334.08 : 501.21 = 102.99 : x - Step 2: Convert to fraction form
334.08/501.21 = 102.99/x - Step 3: Cross multiply
334.08x = 501.21 × 102.99 - Step 4: Simplify right side
334.08x = 51,619.62 - Step 5: Solve for x
x = 51,619.62/334.08 - Step 6: Final answer
x = 154.51
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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.