Finding the Fourth Proportional to 1,765.55, 2,648.32 and 467.02
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Solution
The fourth proportional to 1,765.55, 2,648.32 and 467.02 is: 700.52
Step by Step Solution
- Step 1: Write the proportion equation
1,765.55 : 2,648.32 = 467.02 : x - Step 2: Convert to fraction form
1,765.55/2,648.32 = 467.02/x - Step 3: Cross multiply
1,765.55x = 2,648.32 × 467.02 - Step 4: Simplify right side
1,765.55x = 1,236,806.97 - Step 5: Solve for x
x = 1,236,806.97/1,765.55 - Step 6: Final answer
x = 700.52
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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.