Finding the Fourth Proportional to 416,283.37, 623,922.21 and 202,731.28
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Solution
The fourth proportional to 416,283.37, 623,922.21 and 202,731.28 is: 303,852.03
Step by Step Solution
- Step 1: Write the proportion equation
416,283.37 : 623,922.21 = 202,731.28 : x - Step 2: Convert to fraction form
416,283.37/623,922.21 = 202,731.28/x - Step 3: Cross multiply
416,283.37x = 623,922.21 × 202,731.28 - Step 4: Simplify right side
416,283.37x = 126,488,546,693.92 - Step 5: Solve for x
x = 126,488,546,693.92/416,283.37 - Step 6: Final answer
x = 303,852.03
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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.