Finding the Fourth Proportional to 317,956.24, 438,783.08 and 174,716.29
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Solution
The fourth proportional to 317,956.24, 438,783.08 and 174,716.29 is: 241,110.39
Step by Step Solution
- Step 1: Write the proportion equation
317,956.24 : 438,783.08 = 174,716.29 : x - Step 2: Convert to fraction form
317,956.24/438,783.08 = 174,716.29/x - Step 3: Cross multiply
317,956.24x = 438,783.08 × 174,716.29 - Step 4: Simplify right side
317,956.24x = 76,662,551,527.27 - Step 5: Solve for x
x = 76,662,551,527.27/317,956.24 - Step 6: Final answer
x = 241,110.39
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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.