Finding the Fourth Proportional to 725,825.62, 1,088,917.02 and 252,515.08
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Solution
The fourth proportional to 725,825.62, 1,088,917.02 and 252,515.08 is: 378,834.75
Step by Step Solution
- Step 1: Write the proportion equation
725,825.62 : 1,088,917.02 = 252,515.08 : x - Step 2: Convert to fraction form
725,825.62/1,088,917.02 = 252,515.08/x - Step 3: Cross multiply
725,825.62x = 1,088,917.02 × 252,515.08 - Step 4: Simplify right side
725,825.62x = 274,967,968,418.66 - Step 5: Solve for x
x = 274,967,968,418.66/725,825.62 - Step 6: Final answer
x = 378,834.75
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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.