Finding the Fourth Proportional to 669,482.92, 923,882.70 and 363,556.36
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Solution
The fourth proportional to 669,482.92, 923,882.70 and 363,556.36 is: 501,705.75
Step by Step Solution
- Step 1: Write the proportion equation
669,482.92 : 923,882.70 = 363,556.36 : x - Step 2: Convert to fraction form
669,482.92/923,882.70 = 363,556.36/x - Step 3: Cross multiply
669,482.92x = 923,882.70 × 363,556.36 - Step 4: Simplify right side
669,482.92x = 335,883,431,478.97 - Step 5: Solve for x
x = 335,883,431,478.97/669,482.92 - Step 6: Final answer
x = 501,705.75
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1.5x scale
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.