Finding the Fourth Proportional to 775,729.44, 1,163,600.64 and 243,332.64
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Solution
The fourth proportional to 775,729.44, 1,163,600.64 and 243,332.64 is: 365,000.99
Step by Step Solution
- Step 1: Write the proportion equation
775,729.44 : 1,163,600.64 = 243,332.64 : x - Step 2: Convert to fraction form
775,729.44/1,163,600.64 = 243,332.64/x - Step 3: Cross multiply
775,729.44x = 1,163,600.64 × 243,332.64 - Step 4: Simplify right side
775,729.44x = 283,142,015,636.89 - Step 5: Solve for x
x = 283,142,015,636.89/775,729.44 - Step 6: Final answer
x = 365,000.99
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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.