Finding the Fourth Proportional to 792,396.95, 1,093,702.92 and 486,546.62
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Solution
The fourth proportional to 792,396.95, 1,093,702.92 and 486,546.62 is: 671,554.15
Step by Step Solution
- Step 1: Write the proportion equation
792,396.95 : 1,093,702.92 = 486,546.62 : x - Step 2: Convert to fraction form
792,396.95/1,093,702.92 = 486,546.62/x - Step 3: Cross multiply
792,396.95x = 1,093,702.92 × 486,546.62 - Step 4: Simplify right side
792,396.95x = 532,137,459,010.13 - Step 5: Solve for x
x = 532,137,459,010.13/792,396.95 - Step 6: Final answer
x = 671,554.15
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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.