Finding the Fourth Proportional to 363,619.19, 544,685.21 and 296,390.81
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Solution
The fourth proportional to 363,619.19, 544,685.21 and 296,390.81 is: 443,980.12
Step by Step Solution
- Step 1: Write the proportion equation
363,619.19 : 544,685.21 = 296,390.81 : x - Step 2: Convert to fraction form
363,619.19/544,685.21 = 296,390.81/x - Step 3: Cross multiply
363,619.19x = 544,685.21 × 296,390.81 - Step 4: Simplify right side
363,619.19x = 161,439,691,578.15 - Step 5: Solve for x
x = 161,439,691,578.15/363,619.19 - Step 6: Final answer
x = 443,980.12
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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.