Finding the Fourth Proportional to 491,548.30, 737,609.03 and 207,221.44
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Solution
The fourth proportional to 491,548.30, 737,609.03 and 207,221.44 is: 310,952.98
Step by Step Solution
- Step 1: Write the proportion equation
491,548.30 : 737,609.03 = 207,221.44 : x - Step 2: Convert to fraction form
491,548.30/737,609.03 = 207,221.44/x - Step 3: Cross multiply
491,548.30x = 737,609.03 × 207,221.44 - Step 4: Simplify right side
491,548.30x = 152,848,405,799.19 - Step 5: Solve for x
x = 152,848,405,799.19/491,548.30 - Step 6: Final answer
x = 310,952.98
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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.