Finding the Fourth Proportional to 371,941.83, 557,965.29 and 119,163.19
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Solution
The fourth proportional to 371,941.83, 557,965.29 and 119,163.19 is: 178,761.62
Step by Step Solution
- Step 1: Write the proportion equation
371,941.83 : 557,965.29 = 119,163.19 : x - Step 2: Convert to fraction form
371,941.83/557,965.29 = 119,163.19/x - Step 3: Cross multiply
371,941.83x = 557,965.29 × 119,163.19 - Step 4: Simplify right side
371,941.83x = 66,488,925,533.09 - Step 5: Solve for x
x = 66,488,925,533.09/371,941.83 - Step 6: Final answer
x = 178,761.62
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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.