Finding the Fourth Proportional to 217,252.80, 325,879.20 and 184,447.80
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Solution
The fourth proportional to 217,252.80, 325,879.20 and 184,447.80 is: 276,671.70
Step by Step Solution
- Step 1: Write the proportion equation
217,252.80 : 325,879.20 = 184,447.80 : x - Step 2: Convert to fraction form
217,252.80/325,879.20 = 184,447.80/x - Step 3: Cross multiply
217,252.80x = 325,879.20 × 184,447.80 - Step 4: Simplify right side
217,252.80x = 60,107,701,505.76 - Step 5: Solve for x
x = 60,107,701,505.76/217,252.80 - Step 6: Final answer
x = 276,671.70
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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.