Finding the Fourth Proportional to 352,480.05, 486,420.93 and 191,333.79
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Solution
The fourth proportional to 352,480.05, 486,420.93 and 191,333.79 is: 264,039.79
Step by Step Solution
- Step 1: Write the proportion equation
352,480.05 : 486,420.93 = 191,333.79 : x - Step 2: Convert to fraction form
352,480.05/486,420.93 = 191,333.79/x - Step 3: Cross multiply
352,480.05x = 486,420.93 × 191,333.79 - Step 4: Simplify right side
352,480.05x = 93,068,760,072.22 - Step 5: Solve for x
x = 93,068,760,072.22/352,480.05 - Step 6: Final answer
x = 264,039.79
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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.