Finding the Fourth Proportional to 305,224.86, 457,902.90 and 102,841.08
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Solution
The fourth proportional to 305,224.86, 457,902.90 and 102,841.08 is: 154,283.73
Step by Step Solution
- Step 1: Write the proportion equation
305,224.86 : 457,902.90 = 102,841.08 : x - Step 2: Convert to fraction form
305,224.86/457,902.90 = 102,841.08/x - Step 3: Cross multiply
305,224.86x = 457,902.90 × 102,841.08 - Step 4: Simplify right side
305,224.86x = 47,091,228,771.13 - Step 5: Solve for x
x = 47,091,228,771.13/305,224.86 - Step 6: Final answer
x = 154,283.73
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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.