Finding the Fourth Proportional to 296,586.55, 409,284.38 and 160,619.39
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Solution
The fourth proportional to 296,586.55, 409,284.38 and 160,619.39 is: 221,652.02
Step by Step Solution
- Step 1: Write the proportion equation
296,586.55 : 409,284.38 = 160,619.39 : x - Step 2: Convert to fraction form
296,586.55/409,284.38 = 160,619.39/x - Step 3: Cross multiply
296,586.55x = 409,284.38 × 160,619.39 - Step 4: Simplify right side
296,586.55x = 65,739,007,452.13 - Step 5: Solve for x
x = 65,739,007,452.13/296,586.55 - Step 6: Final answer
x = 221,652.02
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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.