Finding the Fourth Proportional to 218,219.08, 327,328.62 and 68,482.48
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Solution
The fourth proportional to 218,219.08, 327,328.62 and 68,482.48 is: 102,723.72
Step by Step Solution
- Step 1: Write the proportion equation
218,219.08 : 327,328.62 = 68,482.48 : x - Step 2: Convert to fraction form
218,219.08/327,328.62 = 68,482.48/x - Step 3: Cross multiply
218,219.08x = 327,328.62 × 68,482.48 - Step 4: Simplify right side
218,219.08x = 22,416,275,672.58 - Step 5: Solve for x
x = 22,416,275,672.58/218,219.08 - Step 6: Final answer
x = 102,723.72
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1.5x scale
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.