Finding the Fourth Proportional to 691,186.26, 1,036,623.87 and 247,954.26
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Solution
The fourth proportional to 691,186.26, 1,036,623.87 and 247,954.26 is: 371,875.60
Step by Step Solution
- Step 1: Write the proportion equation
691,186.26 : 1,036,623.87 = 247,954.26 : x - Step 2: Convert to fraction form
691,186.26/1,036,623.87 = 247,954.26/x - Step 3: Cross multiply
691,186.26x = 1,036,623.87 × 247,954.26 - Step 4: Simplify right side
691,186.26x = 257,035,304,584.19 - Step 5: Solve for x
x = 257,035,304,584.19/691,186.26 - Step 6: Final answer
x = 371,875.60
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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.