Finding the Fourth Proportional to 365,809.68, 504,863.64 and 222,561.12
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Solution
The fourth proportional to 365,809.68, 504,863.64 and 222,561.12 is: 307,162.50
Step by Step Solution
- Step 1: Write the proportion equation
365,809.68 : 504,863.64 = 222,561.12 : x - Step 2: Convert to fraction form
365,809.68/504,863.64 = 222,561.12/x - Step 3: Cross multiply
365,809.68x = 504,863.64 × 222,561.12 - Step 4: Simplify right side
365,809.68x = 112,363,017,165.68 - Step 5: Solve for x
x = 112,363,017,165.68/365,809.68 - Step 6: Final answer
x = 307,162.50
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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.