Finding the Fourth Proportional to 672,302.23, 927,777.25 and 366,378.70
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Solution
The fourth proportional to 672,302.23, 927,777.25 and 366,378.70 is: 505,602.70
Step by Step Solution
- Step 1: Write the proportion equation
672,302.23 : 927,777.25 = 366,378.70 : x - Step 2: Convert to fraction form
672,302.23/927,777.25 = 366,378.70/x - Step 3: Cross multiply
672,302.23x = 927,777.25 × 366,378.70 - Step 4: Simplify right side
672,302.23x = 339,917,819,021.64 - Step 5: Solve for x
x = 339,917,819,021.64/672,302.23 - Step 6: Final answer
x = 505,602.70
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1.5x scale
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.