Finding the Fourth Proportional to 268,324.88, 370,270.40 and 147,463.58
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Solution
The fourth proportional to 268,324.88, 370,270.40 and 147,463.58 is: 203,489.88
Step by Step Solution
- Step 1: Write the proportion equation
268,324.88 : 370,270.40 = 147,463.58 : x - Step 2: Convert to fraction form
268,324.88/370,270.40 = 147,463.58/x - Step 3: Cross multiply
268,324.88x = 370,270.40 × 147,463.58 - Step 4: Simplify right side
268,324.88x = 54,601,398,752.03 - Step 5: Solve for x
x = 54,601,398,752.03/268,324.88 - Step 6: Final answer
x = 203,489.88
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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.