Finding the Fourth Proportional to 672,117.86, 927,514.13 and 366,206.99
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Solution
The fourth proportional to 672,117.86, 927,514.13 and 366,206.99 is: 505,360.99
Step by Step Solution
- Step 1: Write the proportion equation
672,117.86 : 927,514.13 = 366,206.99 : x - Step 2: Convert to fraction form
672,117.86/927,514.13 = 366,206.99/x - Step 3: Cross multiply
672,117.86x = 927,514.13 × 366,206.99 - Step 4: Simplify right side
672,117.86x = 339,662,151,261.16 - Step 5: Solve for x
x = 339,662,151,261.16/672,117.86 - Step 6: Final answer
x = 505,360.99
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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.