Finding the Fourth Proportional to 358,761.97, 537,146.38 and 180,729.19
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Solution
The fourth proportional to 358,761.97, 537,146.38 and 180,729.19 is: 270,591.75
Step by Step Solution
- Step 1: Write the proportion equation
358,761.97 : 537,146.38 = 180,729.19 : x - Step 2: Convert to fraction form
358,761.97/537,146.38 = 180,729.19/x - Step 3: Cross multiply
358,761.97x = 537,146.38 × 180,729.19 - Step 4: Simplify right side
358,761.97x = 97,078,030,168.83 - Step 5: Solve for x
x = 97,078,030,168.83/358,761.97 - Step 6: Final answer
x = 270,591.75
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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.