Finding the Fourth Proportional to 339,478.08, 468,481.08 and 186,528.66
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Solution
The fourth proportional to 339,478.08, 468,481.08 and 186,528.66 is: 257,410.28
Step by Step Solution
- Step 1: Write the proportion equation
339,478.08 : 468,481.08 = 186,528.66 : x - Step 2: Convert to fraction form
339,478.08/468,481.08 = 186,528.66/x - Step 3: Cross multiply
339,478.08x = 468,481.08 × 186,528.66 - Step 4: Simplify right side
339,478.08x = 87,385,148,087.75 - Step 5: Solve for x
x = 87,385,148,087.75/339,478.08 - Step 6: Final answer
x = 257,410.28
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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.