Finding the Fourth Proportional to 475,717.22, 656,834.17 and 306,246.58
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Solution
The fourth proportional to 475,717.22, 656,834.17 and 306,246.58 is: 422,841.99
Step by Step Solution
- Step 1: Write the proportion equation
475,717.22 : 656,834.17 = 306,246.58 : x - Step 2: Convert to fraction form
475,717.22/656,834.17 = 306,246.58/x - Step 3: Cross multiply
475,717.22x = 656,834.17 × 306,246.58 - Step 4: Simplify right side
475,717.22x = 201,153,218,189.64 - Step 5: Solve for x
x = 201,153,218,189.64/475,717.22 - Step 6: Final answer
x = 422,841.99
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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.