Finding the Fourth Proportional to 295,712.97, 408,083.50 and 168,388.57
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Solution
The fourth proportional to 295,712.97, 408,083.50 and 168,388.57 is: 232,375.99
Step by Step Solution
- Step 1: Write the proportion equation
295,712.97 : 408,083.50 = 168,388.57 : x - Step 2: Convert to fraction form
295,712.97/408,083.50 = 168,388.57/x - Step 3: Cross multiply
295,712.97x = 408,083.50 × 168,388.57 - Step 4: Simplify right side
295,712.97x = 68,716,594,965.18 - Step 5: Solve for x
x = 68,716,594,965.18/295,712.97 - Step 6: Final answer
x = 232,375.99
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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.