Finding the Fourth Proportional to 415,527.84, 573,227.96 and 272,224.80
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Solution
The fourth proportional to 415,527.84, 573,227.96 and 272,224.80 is: 375,538.90
Step by Step Solution
- Step 1: Write the proportion equation
415,527.84 : 573,227.96 = 272,224.80 : x - Step 2: Convert to fraction form
415,527.84/573,227.96 = 272,224.80/x - Step 3: Cross multiply
415,527.84x = 573,227.96 × 272,224.80 - Step 4: Simplify right side
415,527.84x = 156,046,866,765.41 - Step 5: Solve for x
x = 156,046,866,765.41/415,527.84 - Step 6: Final answer
x = 375,538.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.