Finding the Fourth Proportional to 461,620.23, 637,142.19 and 270,695.13
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Solution
The fourth proportional to 461,620.23, 637,142.19 and 270,695.13 is: 373,621.59
Step by Step Solution
- Step 1: Write the proportion equation
461,620.23 : 637,142.19 = 270,695.13 : x - Step 2: Convert to fraction form
461,620.23/637,142.19 = 270,695.13/x - Step 3: Cross multiply
461,620.23x = 637,142.19 × 270,695.13 - Step 4: Simplify right side
461,620.23x = 172,471,284,546.15 - Step 5: Solve for x
x = 172,471,284,546.15/461,620.23 - Step 6: Final answer
x = 373,621.59
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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.