Finding the Fourth Proportional to 354,624.26, 489,383.10 and 193,482.65
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Solution
The fourth proportional to 354,624.26, 489,383.10 and 193,482.65 is: 267,006.94
Step by Step Solution
- Step 1: Write the proportion equation
354,624.26 : 489,383.10 = 193,482.65 : x - Step 2: Convert to fraction form
354,624.26/489,383.10 = 193,482.65/x - Step 3: Cross multiply
354,624.26x = 489,383.10 × 193,482.65 - Step 4: Simplify right side
354,624.26x = 94,687,139,053.22 - Step 5: Solve for x
x = 94,687,139,053.22/354,624.26 - Step 6: Final answer
x = 267,006.94
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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.