Finding the Fourth Proportional to 1,668.24, 2,502.44 and 514
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Solution
The fourth proportional to 1,668.24, 2,502.44 and 514 is: 771.02
Step by Step Solution
- Step 1: Write the proportion equation
1,668.24 : 2,502.44 = 514 : x - Step 2: Convert to fraction form
1,668.24/2,502.44 = 514/x - Step 3: Cross multiply
1,668.24x = 2,502.44 × 514 - Step 4: Simplify right side
1,668.24x = 1,286,254.16 - Step 5: Solve for x
x = 1,286,254.16/1,668.24 - Step 6: Final answer
x = 771.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.