Finding the Fourth Proportional to 706,039.75, 1,059,059.63 and 207,403.75
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Solution
The fourth proportional to 706,039.75, 1,059,059.63 and 207,403.75 is: 311,105.63
Step by Step Solution
- Step 1: Write the proportion equation
706,039.75 : 1,059,059.63 = 207,403.75 : x - Step 2: Convert to fraction form
706,039.75/1,059,059.63 = 207,403.75/x - Step 3: Cross multiply
706,039.75x = 1,059,059.63 × 207,403.75 - Step 4: Simplify right side
706,039.75x = 219,652,938,735.61 - Step 5: Solve for x
x = 219,652,938,735.61/706,039.75 - Step 6: Final answer
x = 311,105.63
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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.