Finding the Fourth Proportional to 324,304.02, 486,481.95 and 113,989.14
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Solution
The fourth proportional to 324,304.02, 486,481.95 and 113,989.14 is: 170,992.82
Step by Step Solution
- Step 1: Write the proportion equation
324,304.02 : 486,481.95 = 113,989.14 : x - Step 2: Convert to fraction form
324,304.02/486,481.95 = 113,989.14/x - Step 3: Cross multiply
324,304.02x = 486,481.95 × 113,989.14 - Step 4: Simplify right side
324,304.02x = 55,453,659,106.02 - Step 5: Solve for x
x = 55,453,659,106.02/324,304.02 - Step 6: Final answer
x = 170,992.82
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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.