Finding the Fourth Proportional to 989,596.64, 1,482,698.34 and 664,775.97
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Solution
The fourth proportional to 989,596.64, 1,482,698.34 and 664,775.97 is: 996,024.23
Step by Step Solution
- Step 1: Write the proportion equation
989,596.64 : 1,482,698.34 = 664,775.97 : x - Step 2: Convert to fraction form
989,596.64/1,482,698.34 = 664,775.97/x - Step 3: Cross multiply
989,596.64x = 1,482,698.34 × 664,775.97 - Step 4: Simplify right side
989,596.64x = 985,662,227,190.89 - Step 5: Solve for x
x = 985,662,227,190.89/989,596.64 - Step 6: Final answer
x = 996,024.23
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.