Finding the Fourth Proportional to 733,865.84, 1,099,366.25 and 505,622.99
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Solution
The fourth proportional to 733,865.84, 1,099,366.25 and 505,622.99 is: 757,447.50
Step by Step Solution
- Step 1: Write the proportion equation
733,865.84 : 1,099,366.25 = 505,622.99 : x - Step 2: Convert to fraction form
733,865.84/1,099,366.25 = 505,622.99/x - Step 3: Cross multiply
733,865.84x = 1,099,366.25 × 505,622.99 - Step 4: Simplify right side
733,865.84x = 555,864,842,405.14 - Step 5: Solve for x
x = 555,864,842,405.14/733,865.84 - Step 6: Final answer
x = 757,447.50
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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.