Finding the Fourth Proportional to 616,682.68, 851,028.42 and 344,765.68
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Solution
The fourth proportional to 616,682.68, 851,028.42 and 344,765.68 is: 475,780.17
Step by Step Solution
- Step 1: Write the proportion equation
616,682.68 : 851,028.42 = 344,765.68 : x - Step 2: Convert to fraction form
616,682.68/851,028.42 = 344,765.68/x - Step 3: Cross multiply
616,682.68x = 851,028.42 × 344,765.68 - Step 4: Simplify right side
616,682.68x = 293,405,391,085.93 - Step 5: Solve for x
x = 293,405,391,085.93/616,682.68 - Step 6: Final answer
x = 475,780.17
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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.