Finding the Fourth Proportional to 656,635.44, 985,128.66 and 235,914.96
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Solution
The fourth proportional to 656,635.44, 985,128.66 and 235,914.96 is: 353,935.49
Step by Step Solution
- Step 1: Write the proportion equation
656,635.44 : 985,128.66 = 235,914.96 : x - Step 2: Convert to fraction form
656,635.44/985,128.66 = 235,914.96/x - Step 3: Cross multiply
656,635.44x = 985,128.66 × 235,914.96 - Step 4: Simplify right side
656,635.44x = 232,406,588,418.75 - Step 5: Solve for x
x = 232,406,588,418.75/656,635.44 - Step 6: Final answer
x = 353,935.49
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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.