Finding the Fourth Proportional to 656,315.40, 984,473.10 and 235,536.60
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Solution
The fourth proportional to 656,315.40, 984,473.10 and 235,536.60 is: 353,304.90
Step by Step Solution
- Step 1: Write the proportion equation
656,315.40 : 984,473.10 = 235,536.60 : x - Step 2: Convert to fraction form
656,315.40/984,473.10 = 235,536.60/x - Step 3: Cross multiply
656,315.40x = 984,473.10 × 235,536.60 - Step 4: Simplify right side
656,315.40x = 231,879,446,765.46 - Step 5: Solve for x
x = 231,879,446,765.46/656,315.40 - Step 6: Final answer
x = 353,304.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.