Finding the Fourth Proportional to 295,113.56, 407,257.98 and 160,980.44
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Solution
The fourth proportional to 295,113.56, 407,257.98 and 160,980.44 is: 222,153.70
Step by Step Solution
- Step 1: Write the proportion equation
295,113.56 : 407,257.98 = 160,980.44 : x - Step 2: Convert to fraction form
295,113.56/407,257.98 = 160,980.44/x - Step 3: Cross multiply
295,113.56x = 407,257.98 × 160,980.44 - Step 4: Simplify right side
295,113.56x = 65,560,568,813.91 - Step 5: Solve for x
x = 65,560,568,813.91/295,113.56 - Step 6: Final answer
x = 222,153.70
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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.