Finding the Fourth Proportional to 205,630.30, 283,138.97 and 179,993.19
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Solution
The fourth proportional to 205,630.30, 283,138.97 and 179,993.19 is: 247,838.41
Step by Step Solution
- Step 1: Write the proportion equation
205,630.30 : 283,138.97 = 179,993.19 : x - Step 2: Convert to fraction form
205,630.30/283,138.97 = 179,993.19/x - Step 3: Cross multiply
205,630.30x = 283,138.97 × 179,993.19 - Step 4: Simplify right side
205,630.30x = 50,963,085,498.99 - Step 5: Solve for x
x = 50,963,085,498.99/205,630.30 - Step 6: Final answer
x = 247,838.41
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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.