Finding the Fourth Proportional to 373,706.36, 560,226.23 and 136,993.79
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Solution
The fourth proportional to 373,706.36, 560,226.23 and 136,993.79 is: 205,368.49
Step by Step Solution
- Step 1: Write the proportion equation
373,706.36 : 560,226.23 = 136,993.79 : x - Step 2: Convert to fraction form
373,706.36/560,226.23 = 136,993.79/x - Step 3: Cross multiply
373,706.36x = 560,226.23 × 136,993.79 - Step 4: Simplify right side
373,706.36x = 76,747,511,019.01 - Step 5: Solve for x
x = 76,747,511,019.01/373,706.36 - Step 6: Final answer
x = 205,368.49
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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.