Finding the Fourth Proportional to 920,026.20, 1,380,321.68 and 471,062.29
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Solution
The fourth proportional to 920,026.20, 1,380,321.68 and 471,062.29 is: 706,738.02
Step by Step Solution
- Step 1: Write the proportion equation
920,026.20 : 1,380,321.68 = 471,062.29 : x - Step 2: Convert to fraction form
920,026.20/1,380,321.68 = 471,062.29/x - Step 3: Cross multiply
920,026.20x = 1,380,321.68 × 471,062.29 - Step 4: Simplify right side
920,026.20x = 650,217,491,517.45 - Step 5: Solve for x
x = 650,217,491,517.45/920,026.20 - Step 6: Final answer
x = 706,738.02
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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.