Finding the Fourth Proportional to 434.19, 599.18 and 237.70
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Solution
The fourth proportional to 434.19, 599.18 and 237.70 is: 328.02
Step by Step Solution
- Step 1: Write the proportion equation
434.19 : 599.18 = 237.70 : x - Step 2: Convert to fraction form
434.19/599.18 = 237.70/x - Step 3: Cross multiply
434.19x = 599.18 × 237.70 - Step 4: Simplify right side
434.19x = 142,425.09 - Step 5: Solve for x
x = 142,425.09/434.19 - Step 6: Final answer
x = 328.02
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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.