Finding the Fourth Proportional to 294,655.23, 406,517.67 and 192,738.87
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Solution
The fourth proportional to 294,655.23, 406,517.67 and 192,738.87 is: 265,909.95
Step by Step Solution
- Step 1: Write the proportion equation
294,655.23 : 406,517.67 = 192,738.87 : x - Step 2: Convert to fraction form
294,655.23/406,517.67 = 192,738.87/x - Step 3: Cross multiply
294,655.23x = 406,517.67 × 192,738.87 - Step 4: Simplify right side
294,655.23x = 78,351,756,350.83 - Step 5: Solve for x
x = 78,351,756,350.83/294,655.23 - Step 6: Final answer
x = 265,909.95
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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.