Finding the Fourth Proportional to 377,793.62, 521,354.37 and 205,708.92
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Solution
The fourth proportional to 377,793.62, 521,354.37 and 205,708.92 is: 283,877.86
Step by Step Solution
- Step 1: Write the proportion equation
377,793.62 : 521,354.37 = 205,708.92 : x - Step 2: Convert to fraction form
377,793.62/521,354.37 = 205,708.92/x - Step 3: Cross multiply
377,793.62x = 521,354.37 × 205,708.92 - Step 4: Simplify right side
377,793.62x = 107,247,243,206.31 - Step 5: Solve for x
x = 107,247,243,206.31/377,793.62 - Step 6: Final answer
x = 283,877.86
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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.