Finding the Fourth Proportional to 288,102.18, 430,073.97 and 275,161.62
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Solution
The fourth proportional to 288,102.18, 430,073.97 and 275,161.62 is: 410,756.53
Step by Step Solution
- Step 1: Write the proportion equation
288,102.18 : 430,073.97 = 275,161.62 : x - Step 2: Convert to fraction form
288,102.18/430,073.97 = 275,161.62/x - Step 3: Cross multiply
288,102.18x = 430,073.97 × 275,161.62 - Step 4: Simplify right side
288,102.18x = 118,339,850,305.03 - Step 5: Solve for x
x = 118,339,850,305.03/288,102.18 - Step 6: Final answer
x = 410,756.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.