Finding the Fourth Proportional to 655,454.26, 983,375.80 and 206,237.18
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Solution
The fourth proportional to 655,454.26, 983,375.80 and 206,237.18 is: 309,416.94
Step by Step Solution
- Step 1: Write the proportion equation
655,454.26 : 983,375.80 = 206,237.18 : x - Step 2: Convert to fraction form
655,454.26/983,375.80 = 206,237.18/x - Step 3: Cross multiply
655,454.26x = 983,375.80 × 206,237.18 - Step 4: Simplify right side
655,454.26x = 202,808,651,872.24 - Step 5: Solve for x
x = 202,808,651,872.24/655,454.26 - Step 6: Final answer
x = 309,416.94
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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.