Finding the Fourth Proportional to 296,950.40, 409,797.12 and 162,813.44
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Solution
The fourth proportional to 296,950.40, 409,797.12 and 162,813.44 is: 224,685.60
Step by Step Solution
- Step 1: Write the proportion equation
296,950.40 : 409,797.12 = 162,813.44 : x - Step 2: Convert to fraction form
296,950.40/409,797.12 = 162,813.44/x - Step 3: Cross multiply
296,950.40x = 409,797.12 × 162,813.44 - Step 4: Simplify right side
296,950.40x = 66,720,478,809.29 - Step 5: Solve for x
x = 66,720,478,809.29/296,950.40 - Step 6: Final answer
x = 224,685.60
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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.