Finding the Fourth Proportional to 595,055.62, 821,174.15 and 323,121.30
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Solution
The fourth proportional to 595,055.62, 821,174.15 and 323,121.30 is: 445,905.99
Step by Step Solution
- Step 1: Write the proportion equation
595,055.62 : 821,174.15 = 323,121.30 : x - Step 2: Convert to fraction form
595,055.62/821,174.15 = 323,121.30/x - Step 3: Cross multiply
595,055.62x = 821,174.15 × 323,121.30 - Step 4: Simplify right side
595,055.62x = 265,338,861,221.90 - Step 5: Solve for x
x = 265,338,861,221.90/595,055.62 - Step 6: Final answer
x = 445,905.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.