Finding the Fourth Proportional to 354,773.10, 489,583.04 and 193,626.84
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Solution
The fourth proportional to 354,773.10, 489,583.04 and 193,626.84 is: 267,202.94
Step by Step Solution
- Step 1: Write the proportion equation
354,773.10 : 489,583.04 = 193,626.84 : x - Step 2: Convert to fraction form
354,773.10/489,583.04 = 193,626.84/x - Step 3: Cross multiply
354,773.10x = 489,583.04 × 193,626.84 - Step 4: Simplify right side
354,773.10x = 94,796,416,952.79 - Step 5: Solve for x
x = 94,796,416,952.79/354,773.10 - Step 6: Final answer
x = 267,202.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.