Finding the Fourth Proportional to 385,744.92, 532,212.84 and 249,563.22
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Solution
The fourth proportional to 385,744.92, 532,212.84 and 249,563.22 is: 344,322.75
Step by Step Solution
- Step 1: Write the proportion equation
385,744.92 : 532,212.84 = 249,563.22 : x - Step 2: Convert to fraction form
385,744.92/532,212.84 = 249,563.22/x - Step 3: Cross multiply
385,744.92x = 532,212.84 × 249,563.22 - Step 4: Simplify right side
385,744.92x = 132,820,750,075.75 - Step 5: Solve for x
x = 132,820,750,075.75/385,744.92 - Step 6: Final answer
x = 344,322.75
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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.