Finding the Fourth Proportional to 511,409.59, 767,193.20 and 174,371.41
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Solution
The fourth proportional to 511,409.59, 767,193.20 and 174,371.41 is: 261,583.99
Step by Step Solution
- Step 1: Write the proportion equation
511,409.59 : 767,193.20 = 174,371.41 : x - Step 2: Convert to fraction form
511,409.59/767,193.20 = 174,371.41/x - Step 3: Cross multiply
511,409.59x = 767,193.20 × 174,371.41 - Step 4: Simplify right side
511,409.59x = 133,776,560,026.41 - Step 5: Solve for x
x = 133,776,560,026.41/511,409.59 - Step 6: Final answer
x = 261,583.99
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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.