Finding the Fourth Proportional to 297,004.68, 409,864.70 and 161,037.26
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Solution
The fourth proportional to 297,004.68, 409,864.70 and 161,037.26 is: 222,230.47
Step by Step Solution
- Step 1: Write the proportion equation
297,004.68 : 409,864.70 = 161,037.26 : x - Step 2: Convert to fraction form
297,004.68/409,864.70 = 161,037.26/x - Step 3: Cross multiply
297,004.68x = 409,864.70 × 161,037.26 - Step 4: Simplify right side
297,004.68x = 66,003,488,258.72 - Step 5: Solve for x
x = 66,003,488,258.72/297,004.68 - Step 6: Final answer
x = 222,230.47
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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.