Finding the Fourth Proportional to 502,201.53, 693,043.02 and 275,847.03
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Solution
The fourth proportional to 502,201.53, 693,043.02 and 275,847.03 is: 380,671.60
Step by Step Solution
- Step 1: Write the proportion equation
502,201.53 : 693,043.02 = 275,847.03 : x - Step 2: Convert to fraction form
502,201.53/693,043.02 = 275,847.03/x - Step 3: Cross multiply
502,201.53x = 693,043.02 × 275,847.03 - Step 4: Simplify right side
502,201.53x = 191,173,858,729.23 - Step 5: Solve for x
x = 191,173,858,729.23/502,201.53 - Step 6: Final answer
x = 380,671.60
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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.