Finding the Fourth Proportional to 364,511.80, 546,767.70 and 252,318.70
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Solution
The fourth proportional to 364,511.80, 546,767.70 and 252,318.70 is: 378,478.05
Step by Step Solution
- Step 1: Write the proportion equation
364,511.80 : 546,767.70 = 252,318.70 : x - Step 2: Convert to fraction form
364,511.80/546,767.70 = 252,318.70/x - Step 3: Cross multiply
364,511.80x = 546,767.70 × 252,318.70 - Step 4: Simplify right side
364,511.80x = 137,959,715,265.99 - Step 5: Solve for x
x = 137,959,715,265.99/364,511.80 - Step 6: Final answer
x = 378,478.05
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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.