Finding the Fourth Proportional to 216,933.26, 301,171.12 and 210,437.88
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Solution
The fourth proportional to 216,933.26, 301,171.12 and 210,437.88 is: 292,153.50
Step by Step Solution
- Step 1: Write the proportion equation
216,933.26 : 301,171.12 = 210,437.88 : x - Step 2: Convert to fraction form
216,933.26/301,171.12 = 210,437.88/x - Step 3: Cross multiply
216,933.26x = 301,171.12 × 210,437.88 - Step 4: Simplify right side
216,933.26x = 63,377,812,010.03 - Step 5: Solve for x
x = 63,377,812,010.03/216,933.26 - Step 6: Final answer
x = 292,153.50
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.