Finding the Fourth Proportional to 467,578.88, 645,251.37 and 263,630.19
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Solution
The fourth proportional to 467,578.88, 645,251.37 and 263,630.19 is: 363,805.45
Step by Step Solution
- Step 1: Write the proportion equation
467,578.88 : 645,251.37 = 263,630.19 : x - Step 2: Convert to fraction form
467,578.88/645,251.37 = 263,630.19/x - Step 3: Cross multiply
467,578.88x = 645,251.37 × 263,630.19 - Step 4: Simplify right side
467,578.88x = 170,107,742,701.94 - Step 5: Solve for x
x = 170,107,742,701.94/467,578.88 - Step 6: Final answer
x = 363,805.45
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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.