Finding the Fourth Proportional to 515,559.80, 773,155.16 and 178,509.99
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Solution
The fourth proportional to 515,559.80, 773,155.16 and 178,509.99 is: 267,701.09
Step by Step Solution
- Step 1: Write the proportion equation
515,559.80 : 773,155.16 = 178,509.99 : x - Step 2: Convert to fraction form
515,559.80/773,155.16 = 178,509.99/x - Step 3: Cross multiply
515,559.80x = 773,155.16 × 178,509.99 - Step 4: Simplify right side
515,559.80x = 138,015,922,556.24 - Step 5: Solve for x
x = 138,015,922,556.24/515,559.80 - Step 6: Final answer
x = 267,701.09
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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.