Finding the Fourth Proportional to 261,984.22, 393,251.14 and 232,189.06
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Solution
The fourth proportional to 261,984.22, 393,251.14 and 232,189.06 is: 348,527.15
Step by Step Solution
- Step 1: Write the proportion equation
261,984.22 : 393,251.14 = 232,189.06 : x - Step 2: Convert to fraction form
261,984.22/393,251.14 = 232,189.06/x - Step 3: Cross multiply
261,984.22x = 393,251.14 × 232,189.06 - Step 4: Simplify right side
261,984.22x = 91,308,612,540.53 - Step 5: Solve for x
x = 91,308,612,540.53/261,984.22 - Step 6: Final answer
x = 348,527.15
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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.