Finding the Fourth Proportional to 419,244.68, 628,889.97 and 119,701.82
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Solution
The fourth proportional to 419,244.68, 628,889.97 and 119,701.82 is: 179,559.28
Step by Step Solution
- Step 1: Write the proportion equation
419,244.68 : 628,889.97 = 119,701.82 : x - Step 2: Convert to fraction form
419,244.68/628,889.97 = 119,701.82/x - Step 3: Cross multiply
419,244.68x = 628,889.97 × 119,701.82 - Step 4: Simplify right side
419,244.68x = 75,279,273,988.75 - Step 5: Solve for x
x = 75,279,273,988.75/419,244.68 - Step 6: Final answer
x = 179,559.28
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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.