Finding the Fourth Proportional to 397.18, 594.97 and 191.14
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Solution
The fourth proportional to 397.18, 594.97 and 191.14 is: 286.32
Step by Step Solution
- Step 1: Write the proportion equation
397.18 : 594.97 = 191.14 : x - Step 2: Convert to fraction form
397.18/594.97 = 191.14/x - Step 3: Cross multiply
397.18x = 594.97 × 191.14 - Step 4: Simplify right side
397.18x = 113,721.08 - Step 5: Solve for x
x = 113,721.08/397.18 - Step 6: Final answer
x = 286.32
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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.