Finding the Fourth Proportional to 486,169.29, 670,947.30 and 271,351.62
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Solution
The fourth proportional to 486,169.29, 670,947.30 and 271,351.62 is: 374,484.03
Step by Step Solution
- Step 1: Write the proportion equation
486,169.29 : 670,947.30 = 271,351.62 : x - Step 2: Convert to fraction form
486,169.29/670,947.30 = 271,351.62/x - Step 3: Cross multiply
486,169.29x = 670,947.30 × 271,351.62 - Step 4: Simplify right side
486,169.29x = 182,062,636,789.63 - Step 5: Solve for x
x = 182,062,636,789.63/486,169.29 - Step 6: Final answer
x = 374,484.03
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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.