Finding the Fourth Proportional to 886,680.99, 1,330,208.51 and 287,595.62
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Solution
The fourth proportional to 886,680.99, 1,330,208.51 and 287,595.62 is: 431,454.09
Step by Step Solution
- Step 1: Write the proportion equation
886,680.99 : 1,330,208.51 = 287,595.62 : x - Step 2: Convert to fraction form
886,680.99/1,330,208.51 = 287,595.62/x - Step 3: Cross multiply
886,680.99x = 1,330,208.51 × 287,595.62 - Step 4: Simplify right side
886,680.99x = 382,562,141,162.73 - Step 5: Solve for x
x = 382,562,141,162.73/886,680.99 - Step 6: Final answer
x = 431,454.09
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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.