Finding the Fourth Proportional to 794,321.93, 1,190,813.21 and 344,704.08
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Solution
The fourth proportional to 794,321.93, 1,190,813.21 and 344,704.08 is: 516,765.50
Step by Step Solution
- Step 1: Write the proportion equation
794,321.93 : 1,190,813.21 = 344,704.08 : x - Step 2: Convert to fraction form
794,321.93/1,190,813.21 = 344,704.08/x - Step 3: Cross multiply
794,321.93x = 1,190,813.21 × 344,704.08 - Step 4: Simplify right side
794,321.93x = 410,478,170,281.38 - Step 5: Solve for x
x = 410,478,170,281.38/794,321.93 - Step 6: Final answer
x = 516,765.50
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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.