Finding the Fourth Proportional to 612,880.99, 845,803.05 and 510,735.44
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Solution
The fourth proportional to 612,880.99, 845,803.05 and 510,735.44 is: 704,837.64
Step by Step Solution
- Step 1: Write the proportion equation
612,880.99 : 845,803.05 = 510,735.44 : x - Step 2: Convert to fraction form
612,880.99/845,803.05 = 510,735.44/x - Step 3: Cross multiply
612,880.99x = 845,803.05 × 510,735.44 - Step 4: Simplify right side
612,880.99x = 431,981,592,895.09 - Step 5: Solve for x
x = 431,981,592,895.09/612,880.99 - Step 6: Final answer
x = 704,837.64
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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.