Finding the Fourth Proportional to 1,510.30, 2,266.20 and 536.48
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Solution
The fourth proportional to 1,510.30, 2,266.20 and 536.48 is: 804.99
Step by Step Solution
- Step 1: Write the proportion equation
1,510.30 : 2,266.20 = 536.48 : x - Step 2: Convert to fraction form
1,510.30/2,266.20 = 536.48/x - Step 3: Cross multiply
1,510.30x = 2,266.20 × 536.48 - Step 4: Simplify right side
1,510.30x = 1,215,770.98 - Step 5: Solve for x
x = 1,215,770.98/1,510.30 - Step 6: Final answer
x = 804.99
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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.