Finding the Fourth Proportional to 354,957.04, 489,860.57 and 193,827.05
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Solution
The fourth proportional to 354,957.04, 489,860.57 and 193,827.05 is: 267,492.17
Step by Step Solution
- Step 1: Write the proportion equation
354,957.04 : 489,860.57 = 193,827.05 : x - Step 2: Convert to fraction form
354,957.04/489,860.57 = 193,827.05/x - Step 3: Cross multiply
354,957.04x = 489,860.57 × 193,827.05 - Step 4: Simplify right side
354,957.04x = 94,948,229,194.42 - Step 5: Solve for x
x = 94,948,229,194.42/354,957.04 - Step 6: Final answer
x = 267,492.17
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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.