Finding the Fourth Proportional to 446.94, 616.99 and 299.68
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Solution
The fourth proportional to 446.94, 616.99 and 299.68 is: 413.70
Step by Step Solution
- Step 1: Write the proportion equation
446.94 : 616.99 = 299.68 : x - Step 2: Convert to fraction form
446.94/616.99 = 299.68/x - Step 3: Cross multiply
446.94x = 616.99 × 299.68 - Step 4: Simplify right side
446.94x = 184,897.27 - Step 5: Solve for x
x = 184,897.27/446.94 - Step 6: Final answer
x = 413.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.