Finding the Fourth Proportional to 264,704.40, 397,056.60 and 164,539.80
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Solution
The fourth proportional to 264,704.40, 397,056.60 and 164,539.80 is: 246,809.70
Step by Step Solution
- Step 1: Write the proportion equation
264,704.40 : 397,056.60 = 164,539.80 : x - Step 2: Convert to fraction form
264,704.40/397,056.60 = 164,539.80/x - Step 3: Cross multiply
264,704.40x = 397,056.60 × 164,539.80 - Step 4: Simplify right side
264,704.40x = 65,331,613,552.68 - Step 5: Solve for x
x = 65,331,613,552.68/264,704.40 - Step 6: Final answer
x = 246,809.70
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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.