Finding the Fourth Proportional to 324,505.24, 486,758.23 and 84,618.93
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Solution
The fourth proportional to 324,505.24, 486,758.23 and 84,618.93 is: 126,928.49
Step by Step Solution
- Step 1: Write the proportion equation
324,505.24 : 486,758.23 = 84,618.93 : x - Step 2: Convert to fraction form
324,505.24/486,758.23 = 84,618.93/x - Step 3: Cross multiply
324,505.24x = 486,758.23 × 84,618.93 - Step 4: Simplify right side
324,505.24x = 41,188,960,591.29 - Step 5: Solve for x
x = 41,188,960,591.29/324,505.24 - Step 6: Final answer
x = 126,928.49
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1.5x scale
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.