Finding the Fourth Proportional to 303.13, 454.74 and 97.67
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Solution
The fourth proportional to 303.13, 454.74 and 97.67 is: 146.52
Step by Step Solution
- Step 1: Write the proportion equation
303.13 : 454.74 = 97.67 : x - Step 2: Convert to fraction form
303.13/454.74 = 97.67/x - Step 3: Cross multiply
303.13x = 454.74 × 97.67 - Step 4: Simplify right side
303.13x = 44,413.77 - Step 5: Solve for x
x = 44,413.77/303.13 - Step 6: Final answer
x = 146.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.