Finding the Fourth Proportional to 332,186.36, 458,400.16 and 188,943.24
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Solution
The fourth proportional to 332,186.36, 458,400.16 and 188,943.24 is: 260,731.99
Step by Step Solution
- Step 1: Write the proportion equation
332,186.36 : 458,400.16 = 188,943.24 : x - Step 2: Convert to fraction form
332,186.36/458,400.16 = 188,943.24/x - Step 3: Cross multiply
332,186.36x = 458,400.16 × 188,943.24 - Step 4: Simplify right side
332,186.36x = 86,611,611,446.92 - Step 5: Solve for x
x = 86,611,611,446.92/332,186.36 - Step 6: Final answer
x = 260,731.99
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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.