Finding the Fourth Proportional to 375,330.11, 517,992.60 and 214,209.23
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Solution
The fourth proportional to 375,330.11, 517,992.60 and 214,209.23 is: 295,629.88
Step by Step Solution
- Step 1: Write the proportion equation
375,330.11 : 517,992.60 = 214,209.23 : x - Step 2: Convert to fraction form
375,330.11/517,992.60 = 214,209.23/x - Step 3: Cross multiply
375,330.11x = 517,992.60 × 214,209.23 - Step 4: Simplify right side
375,330.11x = 110,958,794,205.02 - Step 5: Solve for x
x = 110,958,794,205.02/375,330.11 - Step 6: Final answer
x = 295,629.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.