Finding the Fourth Proportional to 416,475.80, 624,634.88 and 203,029.48
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Solution
The fourth proportional to 416,475.80, 624,634.88 and 203,029.48 is: 304,505.80
Step by Step Solution
- Step 1: Write the proportion equation
416,475.80 : 624,634.88 = 203,029.48 : x - Step 2: Convert to fraction form
416,475.80/624,634.88 = 203,029.48/x - Step 3: Cross multiply
416,475.80x = 624,634.88 × 203,029.48 - Step 4: Simplify right side
416,475.80x = 126,819,294,876.26 - Step 5: Solve for x
x = 126,819,294,876.26/416,475.80 - Step 6: Final answer
x = 304,505.80
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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.