Finding the Fourth Proportional to 681,602.28, 1,022,391.36 and 201,827.76
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Solution
The fourth proportional to 681,602.28, 1,022,391.36 and 201,827.76 is: 302,738.07
Step by Step Solution
- Step 1: Write the proportion equation
681,602.28 : 1,022,391.36 = 201,827.76 : x - Step 2: Convert to fraction form
681,602.28/1,022,391.36 = 201,827.76/x - Step 3: Cross multiply
681,602.28x = 1,022,391.36 × 201,827.76 - Step 4: Simplify right side
681,602.28x = 206,346,958,032.15 - Step 5: Solve for x
x = 206,346,958,032.15/681,602.28 - Step 6: Final answer
x = 302,738.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.