Finding the Fourth Proportional to 486,069.26, 670,789.35 and 271,204.71
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Solution
The fourth proportional to 486,069.26, 670,789.35 and 271,204.71 is: 374,270.18
Step by Step Solution
- Step 1: Write the proportion equation
486,069.26 : 670,789.35 = 271,204.71 : x - Step 2: Convert to fraction form
486,069.26/670,789.35 = 271,204.71/x - Step 3: Cross multiply
486,069.26x = 670,789.35 × 271,204.71 - Step 4: Simplify right side
486,069.26x = 181,921,228,622.38 - Step 5: Solve for x
x = 181,921,228,622.38/486,069.26 - Step 6: Final answer
x = 374,270.18
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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.