Finding the Fourth Proportional to 294,060.63, 405,740.97 and 173,157.78
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Solution
The fourth proportional to 294,060.63, 405,740.97 and 173,157.78 is: 238,920.82
Step by Step Solution
- Step 1: Write the proportion equation
294,060.63 : 405,740.97 = 173,157.78 : x - Step 2: Convert to fraction form
294,060.63/405,740.97 = 173,157.78/x - Step 3: Cross multiply
294,060.63x = 405,740.97 × 173,157.78 - Step 4: Simplify right side
294,060.63x = 70,257,205,620.25 - Step 5: Solve for x
x = 70,257,205,620.25/294,060.63 - Step 6: Final answer
x = 238,920.82
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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.