Finding the Fourth Proportional to 547,185.44, 755,128.68 and 343,244.99
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Solution
The fourth proportional to 547,185.44, 755,128.68 and 343,244.99 is: 473,686.10
Step by Step Solution
- Step 1: Write the proportion equation
547,185.44 : 755,128.68 = 343,244.99 : x - Step 2: Convert to fraction form
547,185.44/755,128.68 = 343,244.99/x - Step 3: Cross multiply
547,185.44x = 755,128.68 × 343,244.99 - Step 4: Simplify right side
547,185.44x = 259,194,136,215.31 - Step 5: Solve for x
x = 259,194,136,215.31/547,185.44 - Step 6: Final answer
x = 473,686.10
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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.