Finding the Fourth Proportional to 216,459.68, 298,797.88 and 193,758.62
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Solution
The fourth proportional to 216,459.68, 298,797.88 and 193,758.62 is: 267,461.66
Step by Step Solution
- Step 1: Write the proportion equation
216,459.68 : 298,797.88 = 193,758.62 : x - Step 2: Convert to fraction form
216,459.68/298,797.88 = 193,758.62/x - Step 3: Cross multiply
216,459.68x = 298,797.88 × 193,758.62 - Step 4: Simplify right side
216,459.68x = 57,894,664,887.73 - Step 5: Solve for x
x = 57,894,664,887.73/216,459.68 - Step 6: Final answer
x = 267,461.66
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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.