Finding the Fourth Proportional to 461,619.44, 637,141.12 and 270,694.36
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Solution
The fourth proportional to 461,619.44, 637,141.12 and 270,694.36 is: 373,620.55
Step by Step Solution
- Step 1: Write the proportion equation
461,619.44 : 637,141.12 = 270,694.36 : x - Step 2: Convert to fraction form
461,619.44/637,141.12 = 270,694.36/x - Step 3: Cross multiply
461,619.44x = 637,141.12 × 270,694.36 - Step 4: Simplify right side
461,619.44x = 172,470,507,708.08 - Step 5: Solve for x
x = 172,470,507,708.08/461,619.44 - Step 6: Final answer
x = 373,620.55
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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.