Finding the Fourth Proportional to 324,388.96, 486,609.48 and 114,074.08
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Solution
The fourth proportional to 324,388.96, 486,609.48 and 114,074.08 is: 171,120.28
Step by Step Solution
- Step 1: Write the proportion equation
324,388.96 : 486,609.48 = 114,074.08 : x - Step 2: Convert to fraction form
324,388.96/486,609.48 = 114,074.08/x - Step 3: Cross multiply
324,388.96x = 486,609.48 × 114,074.08 - Step 4: Simplify right side
324,388.96x = 55,509,528,750.28 - Step 5: Solve for x
x = 55,509,528,750.28/324,388.96 - Step 6: Final answer
x = 171,120.28
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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.