Finding the Fourth Proportional to 775.24, 1,163.16 and 502
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Solution
The fourth proportional to 775.24, 1,163.16 and 502 is: 753.19
Step by Step Solution
- Step 1: Write the proportion equation
775.24 : 1,163.16 = 502 : x - Step 2: Convert to fraction form
775.24/1,163.16 = 502/x - Step 3: Cross multiply
775.24x = 1,163.16 × 502 - Step 4: Simplify right side
775.24x = 583,906.32 - Step 5: Solve for x
x = 583,906.32/775.24 - Step 6: Final answer
x = 753.19
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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.