Finding the Fourth Proportional to 364,448.22, 545,972.49 and 214,371.42
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Solution
The fourth proportional to 364,448.22, 545,972.49 and 214,371.42 is: 321,145.48
Step by Step Solution
- Step 1: Write the proportion equation
364,448.22 : 545,972.49 = 214,371.42 : x - Step 2: Convert to fraction form
364,448.22/545,972.49 = 214,371.42/x - Step 3: Cross multiply
364,448.22x = 545,972.49 × 214,371.42 - Step 4: Simplify right side
364,448.22x = 117,040,897,962.24 - Step 5: Solve for x
x = 117,040,897,962.24/364,448.22 - Step 6: Final answer
x = 321,145.48
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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.