Finding the Fourth Proportional to 204.60, 306.99 and 203.04
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Solution
The fourth proportional to 204.60, 306.99 and 203.04 is: 304.65
Step by Step Solution
- Step 1: Write the proportion equation
204.60 : 306.99 = 203.04 : x - Step 2: Convert to fraction form
204.60/306.99 = 203.04/x - Step 3: Cross multiply
204.60x = 306.99 × 203.04 - Step 4: Simplify right side
204.60x = 62,331.25 - Step 5: Solve for x
x = 62,331.25/204.60 - Step 6: Final answer
x = 304.65
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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.