Finding the Fourth Proportional to 294,527.80, 406,331.40 and 170,325.82
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Solution
The fourth proportional to 294,527.80, 406,331.40 and 170,325.82 is: 234,981.99
Step by Step Solution
- Step 1: Write the proportion equation
294,527.80 : 406,331.40 = 170,325.82 : x - Step 2: Convert to fraction form
294,527.80/406,331.40 = 170,325.82/x - Step 3: Cross multiply
294,527.80x = 406,331.40 × 170,325.82 - Step 4: Simplify right side
294,527.80x = 69,208,728,896.75 - Step 5: Solve for x
x = 69,208,728,896.75/294,527.80 - Step 6: Final answer
x = 234,981.99
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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.