Finding the Fourth Proportional to 277,706.79, 416,527.18 and 72,527.92
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Solution
The fourth proportional to 277,706.79, 416,527.18 and 72,527.92 is: 108,783.26
Step by Step Solution
- Step 1: Write the proportion equation
277,706.79 : 416,527.18 = 72,527.92 : x - Step 2: Convert to fraction form
277,706.79/416,527.18 = 72,527.92/x - Step 3: Cross multiply
277,706.79x = 416,527.18 × 72,527.92 - Step 4: Simplify right side
277,706.79x = 30,209,848,766.23 - Step 5: Solve for x
x = 30,209,848,766.23/277,706.79 - Step 6: Final answer
x = 108,783.26
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1.5x scale
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.