Finding the Fourth Proportional to 446,958.96, 616,803.36 and 245,754.96
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Solution
The fourth proportional to 446,958.96, 616,803.36 and 245,754.96 is: 339,141.84
Step by Step Solution
- Step 1: Write the proportion equation
446,958.96 : 616,803.36 = 245,754.96 : x - Step 2: Convert to fraction form
446,958.96/616,803.36 = 245,754.96/x - Step 3: Cross multiply
446,958.96x = 616,803.36 × 245,754.96 - Step 4: Simplify right side
446,958.96x = 151,582,485,064.67 - Step 5: Solve for x
x = 151,582,485,064.67/446,958.96 - Step 6: Final answer
x = 339,141.84
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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.