Finding the Fourth Proportional to 270,889.26, 373,829.94 and 163,438.53
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Solution
The fourth proportional to 270,889.26, 373,829.94 and 163,438.53 is: 225,546.84
Step by Step Solution
- Step 1: Write the proportion equation
270,889.26 : 373,829.94 = 163,438.53 : x - Step 2: Convert to fraction form
270,889.26/373,829.94 = 163,438.53/x - Step 3: Cross multiply
270,889.26x = 373,829.94 × 163,438.53 - Step 4: Simplify right side
270,889.26x = 61,098,215,863.59 - Step 5: Solve for x
x = 61,098,215,863.59/270,889.26 - Step 6: Final answer
x = 225,546.84
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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.