Finding the Fourth Proportional to 794,652.81, 1,192,728.35 and 289,701.84
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Solution
The fourth proportional to 794,652.81, 1,192,728.35 and 289,701.84 is: 434,825.87
Step by Step Solution
- Step 1: Write the proportion equation
794,652.81 : 1,192,728.35 = 289,701.84 : x - Step 2: Convert to fraction form
794,652.81/1,192,728.35 = 289,701.84/x - Step 3: Cross multiply
794,652.81x = 1,192,728.35 × 289,701.84 - Step 4: Simplify right side
794,652.81x = 345,535,597,615.16 - Step 5: Solve for x
x = 345,535,597,615.16/794,652.81 - Step 6: Final answer
x = 434,825.87
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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.