Finding the Fourth Proportional to 282,205.26, 423,437.49 and 122,329.98
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Solution
The fourth proportional to 282,205.26, 423,437.49 and 122,329.98 is: 183,551.15
Step by Step Solution
- Step 1: Write the proportion equation
282,205.26 : 423,437.49 = 122,329.98 : x - Step 2: Convert to fraction form
282,205.26/423,437.49 = 122,329.98/x - Step 3: Cross multiply
282,205.26x = 423,437.49 × 122,329.98 - Step 4: Simplify right side
282,205.26x = 51,799,099,682.95 - Step 5: Solve for x
x = 51,799,099,682.95/282,205.26 - Step 6: Final answer
x = 183,551.15
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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.