Finding the Fourth Proportional to 1,662.87, 2,494.28 and 568.00
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Solution
The fourth proportional to 1,662.87, 2,494.28 and 568.00 is: 851.99
Step by Step Solution
- Step 1: Write the proportion equation
1,662.87 : 2,494.28 = 568.00 : x - Step 2: Convert to fraction form
1,662.87/2,494.28 = 568.00/x - Step 3: Cross multiply
1,662.87x = 2,494.28 × 568.00 - Step 4: Simplify right side
1,662.87x = 1,416,746.22 - Step 5: Solve for x
x = 1,416,746.22/1,662.87 - Step 6: Final answer
x = 851.99
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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.