Finding the Fourth Proportional to 605,194.80, 908,083.80 and 427,318.80
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Solution
The fourth proportional to 605,194.80, 908,083.80 and 427,318.80 is: 641,184.09
Step by Step Solution
- Step 1: Write the proportion equation
605,194.80 : 908,083.80 = 427,318.80 : x - Step 2: Convert to fraction form
605,194.80/908,083.80 = 427,318.80/x - Step 3: Cross multiply
605,194.80x = 908,083.80 × 427,318.80 - Step 4: Simplify right side
605,194.80x = 388,041,279,715.44 - Step 5: Solve for x
x = 388,041,279,715.44/605,194.80 - Step 6: Final answer
x = 641,184.09
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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.