Finding the Fourth Proportional to 407,466.24, 562,275.26 and 226,163.92
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Solution
The fourth proportional to 407,466.24, 562,275.26 and 226,163.92 is: 312,090.58
Step by Step Solution
- Step 1: Write the proportion equation
407,466.24 : 562,275.26 = 226,163.92 : x - Step 2: Convert to fraction form
407,466.24/562,275.26 = 226,163.92/x - Step 3: Cross multiply
407,466.24x = 562,275.26 × 226,163.92 - Step 4: Simplify right side
407,466.24x = 127,166,376,920.62 - Step 5: Solve for x
x = 127,166,376,920.62/407,466.24 - Step 6: Final answer
x = 312,090.58
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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.