Finding the Fourth Proportional to 706,372.14, 1,059,558.20 and 207,736.14
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Solution
The fourth proportional to 706,372.14, 1,059,558.20 and 207,736.14 is: 311,604.21
Step by Step Solution
- Step 1: Write the proportion equation
706,372.14 : 1,059,558.20 = 207,736.14 : x - Step 2: Convert to fraction form
706,372.14/1,059,558.20 = 207,736.14/x - Step 3: Cross multiply
706,372.14x = 1,059,558.20 × 207,736.14 - Step 4: Simplify right side
706,372.14x = 220,108,530,573.35 - Step 5: Solve for x
x = 220,108,530,573.35/706,372.14 - Step 6: Final answer
x = 311,604.21
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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.