Finding the Fourth Proportional to 277,487.56, 416,062.79 and 108,805.79
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Solution
The fourth proportional to 277,487.56, 416,062.79 and 108,805.79 is: 163,142.59
Step by Step Solution
- Step 1: Write the proportion equation
277,487.56 : 416,062.79 = 108,805.79 : x - Step 2: Convert to fraction form
277,487.56/416,062.79 = 108,805.79/x - Step 3: Cross multiply
277,487.56x = 416,062.79 × 108,805.79 - Step 4: Simplify right side
277,487.56x = 45,270,040,555.55 - Step 5: Solve for x
x = 45,270,040,555.55/277,487.56 - Step 6: Final answer
x = 163,142.59
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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.