Finding the Fourth Proportional to 336,972.12, 465,046.02 and 193,777.08
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Solution
The fourth proportional to 336,972.12, 465,046.02 and 193,777.08 is: 267,426.46
Step by Step Solution
- Step 1: Write the proportion equation
336,972.12 : 465,046.02 = 193,777.08 : x - Step 2: Convert to fraction form
336,972.12/465,046.02 = 193,777.08/x - Step 3: Cross multiply
336,972.12x = 465,046.02 × 193,777.08 - Step 4: Simplify right side
336,972.12x = 90,115,259,821.22 - Step 5: Solve for x
x = 90,115,259,821.22/336,972.12 - Step 6: Final answer
x = 267,426.46
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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.