Finding the Fourth Proportional to 230.40, 344.99 and 203.07
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Solution
The fourth proportional to 230.40, 344.99 and 203.07 is: 304.07
Step by Step Solution
- Step 1: Write the proportion equation
230.40 : 344.99 = 203.07 : x - Step 2: Convert to fraction form
230.40/344.99 = 203.07/x - Step 3: Cross multiply
230.40x = 344.99 × 203.07 - Step 4: Simplify right side
230.40x = 70,057.12 - Step 5: Solve for x
x = 70,057.12/230.40 - Step 6: Final answer
x = 304.07
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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.