Finding the Fourth Proportional to 486,824.49, 729,584.00 and 378,884.19
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Solution
The fourth proportional to 486,824.49, 729,584.00 and 378,884.19 is: 567,818.28
Step by Step Solution
- Step 1: Write the proportion equation
486,824.49 : 729,584.00 = 378,884.19 : x - Step 2: Convert to fraction form
486,824.49/729,584.00 = 378,884.19/x - Step 3: Cross multiply
486,824.49x = 729,584.00 × 378,884.19 - Step 4: Simplify right side
486,824.49x = 276,427,843,516.91 - Step 5: Solve for x
x = 276,427,843,516.91/486,824.49 - Step 6: Final answer
x = 567,818.28
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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.