Finding the Fourth Proportional to 804,284.30, 1,206,425.66 and 205,245.46
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Solution
The fourth proportional to 804,284.30, 1,206,425.66 and 205,245.46 is: 307,867.99
Step by Step Solution
- Step 1: Write the proportion equation
804,284.30 : 1,206,425.66 = 205,245.46 : x - Step 2: Convert to fraction form
804,284.30/1,206,425.66 = 205,245.46/x - Step 3: Cross multiply
804,284.30x = 1,206,425.66 × 205,245.46 - Step 4: Simplify right side
804,284.30x = 247,613,387,039.55 - Step 5: Solve for x
x = 247,613,387,039.55/804,284.30 - Step 6: Final answer
x = 307,867.99
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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.