Finding the Fourth Proportional to 672,187.62, 927,607.92 and 366,267.62
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Solution
The fourth proportional to 672,187.62, 927,607.92 and 366,267.62 is: 505,443.32
Step by Step Solution
- Step 1: Write the proportion equation
672,187.62 : 927,607.92 = 366,267.62 : x - Step 2: Convert to fraction form
672,187.62/927,607.92 = 366,267.62/x - Step 3: Cross multiply
672,187.62x = 927,607.92 × 366,267.62 - Step 4: Simplify right side
672,187.62x = 339,752,745,151.55 - Step 5: Solve for x
x = 339,752,745,151.55/672,187.62 - Step 6: Final answer
x = 505,443.32
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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.