Finding the Fourth Proportional to 235,150.68, 324,320.18 and 154,660.84
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Solution
The fourth proportional to 235,150.68, 324,320.18 and 154,660.84 is: 213,308.47
Step by Step Solution
- Step 1: Write the proportion equation
235,150.68 : 324,320.18 = 154,660.84 : x - Step 2: Convert to fraction form
235,150.68/324,320.18 = 154,660.84/x - Step 3: Cross multiply
235,150.68x = 324,320.18 × 154,660.84 - Step 4: Simplify right side
235,150.68x = 50,159,631,467.75 - Step 5: Solve for x
x = 50,159,631,467.75/235,150.68 - Step 6: Final answer
x = 213,308.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.