Finding the Fourth Proportional to 560,236.56, 840,106.96 and 160,784.68
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Solution
The fourth proportional to 560,236.56, 840,106.96 and 160,784.68 is: 241,105.88
Step by Step Solution
- Step 1: Write the proportion equation
560,236.56 : 840,106.96 = 160,784.68 : x - Step 2: Convert to fraction form
560,236.56/840,106.96 = 160,784.68/x - Step 3: Cross multiply
560,236.56x = 840,106.96 × 160,784.68 - Step 4: Simplify right side
560,236.56x = 135,076,328,729.37 - Step 5: Solve for x
x = 135,076,328,729.37/560,236.56 - Step 6: Final answer
x = 241,105.88
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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.