Finding the Fourth Proportional to 352,794.54, 486,838.05 and 191,649.09
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Solution
The fourth proportional to 352,794.54, 486,838.05 and 191,649.09 is: 264,465.74
Step by Step Solution
- Step 1: Write the proportion equation
352,794.54 : 486,838.05 = 191,649.09 : x - Step 2: Convert to fraction form
352,794.54/486,838.05 = 191,649.09/x - Step 3: Cross multiply
352,794.54x = 486,838.05 × 191,649.09 - Step 4: Simplify right side
352,794.54x = 93,302,067,628.37 - Step 5: Solve for x
x = 93,302,067,628.37/352,794.54 - Step 6: Final answer
x = 264,465.74
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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.