Finding the Fourth Proportional to 274,989.45, 412,486.00 and 106,528.49
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Solution
The fourth proportional to 274,989.45, 412,486.00 and 106,528.49 is: 159,793.44
Step by Step Solution
- Step 1: Write the proportion equation
274,989.45 : 412,486.00 = 106,528.49 : x - Step 2: Convert to fraction form
274,989.45/412,486.00 = 106,528.49/x - Step 3: Cross multiply
274,989.45x = 412,486.00 × 106,528.49 - Step 4: Simplify right side
274,989.45x = 43,941,509,961.25 - Step 5: Solve for x
x = 43,941,509,961.25/274,989.45 - Step 6: Final answer
x = 159,793.44
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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.