Finding the Fourth Proportional to 706,375.80, 1,059,563.70 and 207,739.80
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Solution
The fourth proportional to 706,375.80, 1,059,563.70 and 207,739.80 is: 311,609.70
Step by Step Solution
- Step 1: Write the proportion equation
706,375.80 : 1,059,563.70 = 207,739.80 : x - Step 2: Convert to fraction form
706,375.80/1,059,563.70 = 207,739.80/x - Step 3: Cross multiply
706,375.80x = 1,059,563.70 × 207,739.80 - Step 4: Simplify right side
706,375.80x = 220,113,551,125.26 - Step 5: Solve for x
x = 220,113,551,125.26/706,375.80 - Step 6: Final answer
x = 311,609.70
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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.