Finding the Fourth Proportional to 354,045.26, 488,576.26 and 192,901.47
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Solution
The fourth proportional to 354,045.26, 488,576.26 and 192,901.47 is: 266,200.65
Step by Step Solution
- Step 1: Write the proportion equation
354,045.26 : 488,576.26 = 192,901.47 : x - Step 2: Convert to fraction form
354,045.26/488,576.26 = 192,901.47/x - Step 3: Cross multiply
354,045.26x = 488,576.26 × 192,901.47 - Step 4: Simplify right side
354,045.26x = 94,247,078,761.10 - Step 5: Solve for x
x = 94,247,078,761.10/354,045.26 - Step 6: Final answer
x = 266,200.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.