Finding the Fourth Proportional to 301,149.97, 451,122.62 and 181,140.64
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Solution
The fourth proportional to 301,149.97, 451,122.62 and 181,140.64 is: 271,348.65
Step by Step Solution
- Step 1: Write the proportion equation
301,149.97 : 451,122.62 = 181,140.64 : x - Step 2: Convert to fraction form
301,149.97/451,122.62 = 181,140.64/x - Step 3: Cross multiply
301,149.97x = 451,122.62 × 181,140.64 - Step 4: Simplify right side
301,149.97x = 81,716,638,071.77 - Step 5: Solve for x
x = 81,716,638,071.77/301,149.97 - Step 6: Final answer
x = 271,348.65
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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.