Finding the Fourth Proportional to 242.26, 362.93 and 203.99
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Solution
The fourth proportional to 242.26, 362.93 and 203.99 is: 305.59
Step by Step Solution
- Step 1: Write the proportion equation
242.26 : 362.93 = 203.99 : x - Step 2: Convert to fraction form
242.26/362.93 = 203.99/x - Step 3: Cross multiply
242.26x = 362.93 × 203.99 - Step 4: Simplify right side
242.26x = 74,031.26 - Step 5: Solve for x
x = 74,031.26/242.26 - Step 6: Final answer
x = 305.59
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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.