Finding the Fourth Proportional to 324,264.36, 486,377.26 and 99,626.96
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Solution
The fourth proportional to 324,264.36, 486,377.26 and 99,626.96 is: 149,434.52
Step by Step Solution
- Step 1: Write the proportion equation
324,264.36 : 486,377.26 = 99,626.96 : x - Step 2: Convert to fraction form
324,264.36/486,377.26 = 99,626.96/x - Step 3: Cross multiply
324,264.36x = 486,377.26 × 99,626.96 - Step 4: Simplify right side
324,264.36x = 48,456,288,793.81 - Step 5: Solve for x
x = 48,456,288,793.81/324,264.36 - Step 6: Final answer
x = 149,434.52
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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.