Finding the Fourth Proportional to 741,973.47, 1,112,979.38 and 202,234.19
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Solution
The fourth proportional to 741,973.47, 1,112,979.38 and 202,234.19 is: 303,356.50
Step by Step Solution
- Step 1: Write the proportion equation
741,973.47 : 1,112,979.38 = 202,234.19 : x - Step 2: Convert to fraction form
741,973.47/1,112,979.38 = 202,234.19/x - Step 3: Cross multiply
741,973.47x = 1,112,979.38 × 202,234.19 - Step 4: Simplify right side
741,973.47x = 225,082,476,824.93 - Step 5: Solve for x
x = 225,082,476,824.93/741,973.47 - Step 6: Final answer
x = 303,356.50
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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.