Finding the Fourth Proportional to 449,669.80, 674,593.26 and 134,119.72
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Solution
The fourth proportional to 449,669.80, 674,593.26 and 134,119.72 is: 201,205.99
Step by Step Solution
- Step 1: Write the proportion equation
449,669.80 : 674,593.26 = 134,119.72 : x - Step 2: Convert to fraction form
449,669.80/674,593.26 = 134,119.72/x - Step 3: Cross multiply
449,669.80x = 674,593.26 × 134,119.72 - Step 4: Simplify right side
449,669.80x = 90,476,259,145.09 - Step 5: Solve for x
x = 90,476,259,145.09/449,669.80 - Step 6: Final answer
x = 201,205.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.