Finding the Fourth Proportional to 326,305.07, 489,938.08 and 182,492.65
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Solution
The fourth proportional to 326,305.07, 489,938.08 and 182,492.65 is: 274,007.69
Step by Step Solution
- Step 1: Write the proportion equation
326,305.07 : 489,938.08 = 182,492.65 : x - Step 2: Convert to fraction form
326,305.07/489,938.08 = 182,492.65/x - Step 3: Cross multiply
326,305.07x = 489,938.08 × 182,492.65 - Step 4: Simplify right side
326,305.07x = 89,410,099,587.80 - Step 5: Solve for x
x = 89,410,099,587.80/326,305.07 - Step 6: Final answer
x = 274,007.69
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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.