Finding the Fourth Proportional to 327,622.57, 491,433.30 and 103,002.62
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Solution
The fourth proportional to 327,622.57, 491,433.30 and 103,002.62 is: 154,503.75
Step by Step Solution
- Step 1: Write the proportion equation
327,622.57 : 491,433.30 = 103,002.62 : x - Step 2: Convert to fraction form
327,622.57/491,433.30 = 103,002.62/x - Step 3: Cross multiply
327,622.57x = 491,433.30 × 103,002.62 - Step 4: Simplify right side
327,622.57x = 50,618,914,998.08 - Step 5: Solve for x
x = 50,618,914,998.08/327,622.57 - Step 6: Final answer
x = 154,503.75
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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.