Finding the Fourth Proportional to 397.23, 596.35 and 305.99
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Solution
The fourth proportional to 397.23, 596.35 and 305.99 is: 459.37
Step by Step Solution
- Step 1: Write the proportion equation
397.23 : 596.35 = 305.99 : x - Step 2: Convert to fraction form
397.23/596.35 = 305.99/x - Step 3: Cross multiply
397.23x = 596.35 × 305.99 - Step 4: Simplify right side
397.23x = 182,474.15 - Step 5: Solve for x
x = 182,474.15/397.23 - Step 6: Final answer
x = 459.37
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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.