Finding the Fourth Proportional to 203.84, 303.68 and 201.02
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Solution
The fourth proportional to 203.84, 303.68 and 201.02 is: 299.47
Step by Step Solution
- Step 1: Write the proportion equation
203.84 : 303.68 = 201.02 : x - Step 2: Convert to fraction form
203.84/303.68 = 201.02/x - Step 3: Cross multiply
203.84x = 303.68 × 201.02 - Step 4: Simplify right side
203.84x = 61,043.23 - Step 5: Solve for x
x = 61,043.23/203.84 - Step 6: Final answer
x = 299.47
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.