Finding the Fourth Proportional to 791,761.18, 1,187,625.12 and 192,725.68
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Solution
The fourth proportional to 791,761.18, 1,187,625.12 and 192,725.68 is: 289,084.47
Step by Step Solution
- Step 1: Write the proportion equation
791,761.18 : 1,187,625.12 = 192,725.68 : x - Step 2: Convert to fraction form
791,761.18/1,187,625.12 = 192,725.68/x - Step 3: Cross multiply
791,761.18x = 1,187,625.12 × 192,725.68 - Step 4: Simplify right side
791,761.18x = 228,885,858,837.08 - Step 5: Solve for x
x = 228,885,858,837.08/791,761.18 - Step 6: Final answer
x = 289,084.47
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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.