Finding the Fourth Proportional to 300,884.99, 415,267.02 and 192,036.32
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Solution
The fourth proportional to 300,884.99, 415,267.02 and 192,036.32 is: 265,039.31
Step by Step Solution
- Step 1: Write the proportion equation
300,884.99 : 415,267.02 = 192,036.32 : x - Step 2: Convert to fraction form
300,884.99/415,267.02 = 192,036.32/x - Step 3: Cross multiply
300,884.99x = 415,267.02 × 192,036.32 - Step 4: Simplify right side
300,884.99x = 79,746,350,338.17 - Step 5: Solve for x
x = 79,746,350,338.17/300,884.99 - Step 6: Final answer
x = 265,039.31
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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.