Finding the Fourth Proportional to 397.26, 595.99 and 153.86
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Solution
The fourth proportional to 397.26, 595.99 and 153.86 is: 230.82
Step by Step Solution
- Step 1: Write the proportion equation
397.26 : 595.99 = 153.86 : x - Step 2: Convert to fraction form
397.26/595.99 = 153.86/x - Step 3: Cross multiply
397.26x = 595.99 × 153.86 - Step 4: Simplify right side
397.26x = 91,696.23 - Step 5: Solve for x
x = 91,696.23/397.26 - Step 6: Final answer
x = 230.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.