Finding the Fourth Proportional to 664,466.60, 996,845.70 and 327,668.60
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Solution
The fourth proportional to 664,466.60, 996,845.70 and 327,668.60 is: 491,574.80
Step by Step Solution
- Step 1: Write the proportion equation
664,466.60 : 996,845.70 = 327,668.60 : x - Step 2: Convert to fraction form
664,466.60/996,845.70 = 327,668.60/x - Step 3: Cross multiply
664,466.60x = 996,845.70 × 327,668.60 - Step 4: Simplify right side
664,466.60x = 326,635,034,935.02 - Step 5: Solve for x
x = 326,635,034,935.02/664,466.60 - Step 6: Final answer
x = 491,574.80
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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.