Finding the Fourth Proportional to 757,988.71, 1,137,029.99 and 252,594.88
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Solution
The fourth proportional to 757,988.71, 1,137,029.99 and 252,594.88 is: 378,907.96
Step by Step Solution
- Step 1: Write the proportion equation
757,988.71 : 1,137,029.99 = 252,594.88 : x - Step 2: Convert to fraction form
757,988.71/1,137,029.99 = 252,594.88/x - Step 3: Cross multiply
757,988.71x = 1,137,029.99 × 252,594.88 - Step 4: Simplify right side
757,988.71x = 287,207,957,354.51 - Step 5: Solve for x
x = 287,207,957,354.51/757,988.71 - Step 6: Final answer
x = 378,907.96
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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.