Finding the Fourth Proportional to 339,295.68, 468,249.12 and 188,393.76
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Solution
The fourth proportional to 339,295.68, 468,249.12 and 188,393.76 is: 259,995.09
Step by Step Solution
- Step 1: Write the proportion equation
339,295.68 : 468,249.12 = 188,393.76 : x - Step 2: Convert to fraction form
339,295.68/468,249.12 = 188,393.76/x - Step 3: Cross multiply
339,295.68x = 468,249.12 × 188,393.76 - Step 4: Simplify right side
339,295.68x = 88,215,212,333.49 - Step 5: Solve for x
x = 88,215,212,333.49/339,295.68 - Step 6: Final answer
x = 259,995.09
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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.