Finding the Fourth Proportional to 394,966.26, 591,071.58 and 323,057.70
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Solution
The fourth proportional to 394,966.26, 591,071.58 and 323,057.70 is: 483,459.59
Step by Step Solution
- Step 1: Write the proportion equation
394,966.26 : 591,071.58 = 323,057.70 : x - Step 2: Convert to fraction form
394,966.26/591,071.58 = 323,057.70/x - Step 3: Cross multiply
394,966.26x = 591,071.58 × 323,057.70 - Step 4: Simplify right side
394,966.26x = 190,950,225,170.17 - Step 5: Solve for x
x = 190,950,225,170.17/394,966.26 - Step 6: Final answer
x = 483,459.59
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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.