Finding the Fourth Proportional to 339,795.36, 468,929.64 and 186,845.19
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Solution
The fourth proportional to 339,795.36, 468,929.64 and 186,845.19 is: 257,852.98
Step by Step Solution
- Step 1: Write the proportion equation
339,795.36 : 468,929.64 = 186,845.19 : x - Step 2: Convert to fraction form
339,795.36/468,929.64 = 186,845.19/x - Step 3: Cross multiply
339,795.36x = 468,929.64 × 186,845.19 - Step 4: Simplify right side
339,795.36x = 87,617,247,682.43 - Step 5: Solve for x
x = 87,617,247,682.43/339,795.36 - Step 6: Final answer
x = 257,852.98
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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.