Finding the Fourth Proportional to 859,936.96, 1,289,906.88 and 327,335.68
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Solution
The fourth proportional to 859,936.96, 1,289,906.88 and 327,335.68 is: 491,004.07
Step by Step Solution
- Step 1: Write the proportion equation
859,936.96 : 1,289,906.88 = 327,335.68 : x - Step 2: Convert to fraction form
859,936.96/1,289,906.88 = 327,335.68/x - Step 3: Cross multiply
859,936.96x = 1,289,906.88 × 327,335.68 - Step 4: Simplify right side
859,936.96x = 422,232,545,701.48 - Step 5: Solve for x
x = 422,232,545,701.48/859,936.96 - Step 6: Final answer
x = 491,004.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.