Finding the Fourth Proportional to 287,452.18, 430,851.26 and 174,884.26
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Solution
The fourth proportional to 287,452.18, 430,851.26 and 174,884.26 is: 262,127.44
Step by Step Solution
- Step 1: Write the proportion equation
287,452.18 : 430,851.26 = 174,884.26 : x - Step 2: Convert to fraction form
287,452.18/430,851.26 = 174,884.26/x - Step 3: Cross multiply
287,452.18x = 430,851.26 × 174,884.26 - Step 4: Simplify right side
287,452.18x = 75,349,103,775.17 - Step 5: Solve for x
x = 75,349,103,775.17/287,452.18 - Step 6: Final answer
x = 262,127.44
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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.