Finding the Fourth Proportional to 492,527.79, 679,634.55 and 277,676.91
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Solution
The fourth proportional to 492,527.79, 679,634.55 and 277,676.91 is: 383,163.80
Step by Step Solution
- Step 1: Write the proportion equation
492,527.79 : 679,634.55 = 277,676.91 : x - Step 2: Convert to fraction form
492,527.79/679,634.55 = 277,676.91/x - Step 3: Cross multiply
492,527.79x = 679,634.55 × 277,676.91 - Step 4: Simplify right side
492,527.79x = 188,718,821,773.24 - Step 5: Solve for x
x = 188,718,821,773.24/492,527.79 - Step 6: Final answer
x = 383,163.80
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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.