Finding the Fourth Proportional to 801,659.70, 1,202,489.69 and 202,622.58
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Solution
The fourth proportional to 801,659.70, 1,202,489.69 and 202,622.58 is: 303,933.90
Step by Step Solution
- Step 1: Write the proportion equation
801,659.70 : 1,202,489.69 = 202,622.58 : x - Step 2: Convert to fraction form
801,659.70/1,202,489.69 = 202,622.58/x - Step 3: Cross multiply
801,659.70x = 1,202,489.69 × 202,622.58 - Step 4: Simplify right side
801,659.70x = 243,651,562,398.09 - Step 5: Solve for x
x = 243,651,562,398.09/801,659.70 - Step 6: Final answer
x = 303,933.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.