Finding the Fourth Proportional to 401,104.01, 553,527.97 and 219,812.09
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Solution
The fourth proportional to 401,104.01, 553,527.97 and 219,812.09 is: 303,343.12
Step by Step Solution
- Step 1: Write the proportion equation
401,104.01 : 553,527.97 = 219,812.09 : x - Step 2: Convert to fraction form
401,104.01/553,527.97 = 219,812.09/x - Step 3: Cross multiply
401,104.01x = 553,527.97 × 219,812.09 - Step 4: Simplify right side
401,104.01x = 121,672,139,959.16 - Step 5: Solve for x
x = 121,672,139,959.16/401,104.01 - Step 6: Final answer
x = 303,343.12
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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.