Finding the Fourth Proportional to 283,832.24, 426,043.60 and 209,036.84
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Solution
The fourth proportional to 283,832.24, 426,043.60 and 209,036.84 is: 313,772.69
Step by Step Solution
- Step 1: Write the proportion equation
283,832.24 : 426,043.60 = 209,036.84 : x - Step 2: Convert to fraction form
283,832.24/426,043.60 = 209,036.84/x - Step 3: Cross multiply
283,832.24x = 426,043.60 × 209,036.84 - Step 4: Simplify right side
283,832.24x = 89,058,805,193.41 - Step 5: Solve for x
x = 89,058,805,193.41/283,832.24 - Step 6: Final answer
x = 313,772.69
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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.