Finding the Fourth Proportional to 301,629.09, 452,343.17 and 121,668.05
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Solution
The fourth proportional to 301,629.09, 452,343.17 and 121,668.05 is: 182,461.54
Step by Step Solution
- Step 1: Write the proportion equation
301,629.09 : 452,343.17 = 121,668.05 : x - Step 2: Convert to fraction form
301,629.09/452,343.17 = 121,668.05/x - Step 3: Cross multiply
301,629.09x = 452,343.17 × 121,668.05 - Step 4: Simplify right side
301,629.09x = 55,035,708,554.66 - Step 5: Solve for x
x = 55,035,708,554.66/301,629.09 - Step 6: Final answer
x = 182,461.54
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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.