Finding the Fourth Proportional to 283,456.40, 425,230.44 and 83,796.80
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Solution
The fourth proportional to 283,456.40, 425,230.44 and 83,796.80 is: 125,708.75
Step by Step Solution
- Step 1: Write the proportion equation
283,456.40 : 425,230.44 = 83,796.80 : x - Step 2: Convert to fraction form
283,456.40/425,230.44 = 83,796.80/x - Step 3: Cross multiply
283,456.40x = 425,230.44 × 83,796.80 - Step 4: Simplify right side
283,456.40x = 35,632,950,134.59 - Step 5: Solve for x
x = 35,632,950,134.59/283,456.40 - Step 6: Final answer
x = 125,708.75
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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.