Finding the Fourth Proportional to 835,583.87, 1,153,105.70 and 453,610.67
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Solution
The fourth proportional to 835,583.87, 1,153,105.70 and 453,610.67 is: 625,982.69
Step by Step Solution
- Step 1: Write the proportion equation
835,583.87 : 1,153,105.70 = 453,610.67 : x - Step 2: Convert to fraction form
835,583.87/1,153,105.70 = 453,610.67/x - Step 3: Cross multiply
835,583.87x = 1,153,105.70 × 453,610.67 - Step 4: Simplify right side
835,583.87x = 523,061,041,124.24 - Step 5: Solve for x
x = 523,061,041,124.24/835,583.87 - Step 6: Final answer
x = 625,982.69
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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.