Finding the Fourth Proportional to 510,696.09, 765,047.58 and 397,847.92
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Solution
The fourth proportional to 510,696.09, 765,047.58 and 397,847.92 is: 595,995.53
Step by Step Solution
- Step 1: Write the proportion equation
510,696.09 : 765,047.58 = 397,847.92 : x - Step 2: Convert to fraction form
510,696.09/765,047.58 = 397,847.92/x - Step 3: Cross multiply
510,696.09x = 765,047.58 × 397,847.92 - Step 4: Simplify right side
510,696.09x = 304,372,588,404.03 - Step 5: Solve for x
x = 304,372,588,404.03/510,696.09 - Step 6: Final answer
x = 595,995.53
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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.