Finding the Fourth Proportional to 333.70, 460.42 and 202.68
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Solution
The fourth proportional to 333.70, 460.42 and 202.68 is: 279.65
Step by Step Solution
- Step 1: Write the proportion equation
333.70 : 460.42 = 202.68 : x - Step 2: Convert to fraction form
333.70/460.42 = 202.68/x - Step 3: Cross multiply
333.70x = 460.42 × 202.68 - Step 4: Simplify right side
333.70x = 93,317.93 - Step 5: Solve for x
x = 93,317.93/333.70 - Step 6: Final answer
x = 279.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.