Finding the Fourth Proportional to 296,795.08, 409,576.26 and 160,829.56
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Solution
The fourth proportional to 296,795.08, 409,576.26 and 160,829.56 is: 221,944.28
Step by Step Solution
- Step 1: Write the proportion equation
296,795.08 : 409,576.26 = 160,829.56 : x - Step 2: Convert to fraction form
296,795.08/409,576.26 = 160,829.56/x - Step 3: Cross multiply
296,795.08x = 409,576.26 × 160,829.56 - Step 4: Simplify right side
296,795.08x = 65,871,969,682.25 - Step 5: Solve for x
x = 65,871,969,682.25/296,795.08 - Step 6: Final answer
x = 221,944.28
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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.