Finding the Fourth Proportional to 560,765.57, 773,869.75 and 306,118.58
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Solution
The fourth proportional to 560,765.57, 773,869.75 and 306,118.58 is: 422,450.88
Step by Step Solution
- Step 1: Write the proportion equation
560,765.57 : 773,869.75 = 306,118.58 : x - Step 2: Convert to fraction form
560,765.57/773,869.75 = 306,118.58/x - Step 3: Cross multiply
560,765.57x = 773,869.75 × 306,118.58 - Step 4: Simplify right side
560,765.57x = 236,895,904,340.31 - Step 5: Solve for x
x = 236,895,904,340.31/560,765.57 - Step 6: Final answer
x = 422,450.88
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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.