Finding the Fourth Proportional to 354,950.04, 489,832.08 and 193,806.48
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Solution
The fourth proportional to 354,950.04, 489,832.08 and 193,806.48 is: 267,453.50
Step by Step Solution
- Step 1: Write the proportion equation
354,950.04 : 489,832.08 = 193,806.48 : x - Step 2: Convert to fraction form
354,950.04/489,832.08 = 193,806.48/x - Step 3: Cross multiply
354,950.04x = 489,832.08 × 193,806.48 - Step 4: Simplify right side
354,950.04x = 94,932,631,215.88 - Step 5: Solve for x
x = 94,932,631,215.88/354,950.04 - Step 6: Final answer
x = 267,453.50
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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.