Finding the Fourth Proportional to 777,154.05, 1,165,888.24 and 327,875.90
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Solution
The fourth proportional to 777,154.05, 1,165,888.24 and 327,875.90 is: 491,880.15
Step by Step Solution
- Step 1: Write the proportion equation
777,154.05 : 1,165,888.24 = 327,875.90 : x - Step 2: Convert to fraction form
777,154.05/1,165,888.24 = 327,875.90/x - Step 3: Cross multiply
777,154.05x = 1,165,888.24 × 327,875.90 - Step 4: Simplify right side
777,154.05x = 382,266,649,340.29 - Step 5: Solve for x
x = 382,266,649,340.29/777,154.05 - Step 6: Final answer
x = 491,880.15
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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.