Finding the Fourth Proportional to 297,007.86, 445,408.11 and 119,468.82
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Solution
The fourth proportional to 297,007.86, 445,408.11 and 119,468.82 is: 179,161.53
Step by Step Solution
- Step 1: Write the proportion equation
297,007.86 : 445,408.11 = 119,468.82 : x - Step 2: Convert to fraction form
297,007.86/445,408.11 = 119,468.82/x - Step 3: Cross multiply
297,007.86x = 445,408.11 × 119,468.82 - Step 4: Simplify right side
297,007.86x = 53,212,381,320.13 - Step 5: Solve for x
x = 53,212,381,320.13/297,007.86 - Step 6: Final answer
x = 179,161.53
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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.