Finding the Fourth Proportional to 397.25, 595.95 and 281.73
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Solution
The fourth proportional to 397.25, 595.95 and 281.73 is: 422.65
Step by Step Solution
- Step 1: Write the proportion equation
397.25 : 595.95 = 281.73 : x - Step 2: Convert to fraction form
397.25/595.95 = 281.73/x - Step 3: Cross multiply
397.25x = 595.95 × 281.73 - Step 4: Simplify right side
397.25x = 167,896.99 - Step 5: Solve for x
x = 167,896.99/397.25 - Step 6: Final answer
x = 422.65
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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.