Finding the Fourth Proportional to 353,355.44, 487,625.37 and 192,211.79
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Solution
The fourth proportional to 353,355.44, 487,625.37 and 192,211.79 is: 265,249.48
Step by Step Solution
- Step 1: Write the proportion equation
353,355.44 : 487,625.37 = 192,211.79 : x - Step 2: Convert to fraction form
353,355.44/487,625.37 = 192,211.79/x - Step 3: Cross multiply
353,355.44x = 487,625.37 × 192,211.79 - Step 4: Simplify right side
353,355.44x = 93,727,345,217.11 - Step 5: Solve for x
x = 93,727,345,217.11/353,355.44 - Step 6: Final answer
x = 265,249.48
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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.