Finding the Fourth Proportional to 366,866.80, 550,349.16 and 145,198.96
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Solution
The fourth proportional to 366,866.80, 550,349.16 and 145,198.96 is: 217,817.82
Step by Step Solution
- Step 1: Write the proportion equation
366,866.80 : 550,349.16 = 145,198.96 : x - Step 2: Convert to fraction form
366,866.80/550,349.16 = 145,198.96/x - Step 3: Cross multiply
366,866.80x = 550,349.16 × 145,198.96 - Step 4: Simplify right side
366,866.80x = 79,910,125,668.87 - Step 5: Solve for x
x = 79,910,125,668.87/366,866.80 - Step 6: Final answer
x = 217,817.82
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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.