Finding the Fourth Proportional to 327,918.03, 491,946.17 and 106,284.75
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Solution
The fourth proportional to 327,918.03, 491,946.17 and 106,284.75 is: 159,449.53
Step by Step Solution
- Step 1: Write the proportion equation
327,918.03 : 491,946.17 = 106,284.75 : x - Step 2: Convert to fraction form
327,918.03/491,946.17 = 106,284.75/x - Step 3: Cross multiply
327,918.03x = 491,946.17 × 106,284.75 - Step 4: Simplify right side
327,918.03x = 52,286,375,160.48 - Step 5: Solve for x
x = 52,286,375,160.48/327,918.03 - Step 6: Final answer
x = 159,449.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.