Finding the Fourth Proportional to 471,351.12, 707,028.14 and 116,365.17
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Solution
The fourth proportional to 471,351.12, 707,028.14 and 116,365.17 is: 174,548.12
Step by Step Solution
- Step 1: Write the proportion equation
471,351.12 : 707,028.14 = 116,365.17 : x - Step 2: Convert to fraction form
471,351.12/707,028.14 = 116,365.17/x - Step 3: Cross multiply
471,351.12x = 707,028.14 × 116,365.17 - Step 4: Simplify right side
471,351.12x = 82,273,452,648.15 - Step 5: Solve for x
x = 82,273,452,648.15/471,351.12 - Step 6: Final answer
x = 174,548.12
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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.