Finding the Fourth Proportional to 888,958.24, 1,333,518.36 and 289,765.60
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Solution
The fourth proportional to 888,958.24, 1,333,518.36 and 289,765.60 is: 434,674.80
Step by Step Solution
- Step 1: Write the proportion equation
888,958.24 : 1,333,518.36 = 289,765.60 : x - Step 2: Convert to fraction form
888,958.24/1,333,518.36 = 289,765.60/x - Step 3: Cross multiply
888,958.24x = 1,333,518.36 × 289,765.60 - Step 4: Simplify right side
888,958.24x = 386,407,747,696.42 - Step 5: Solve for x
x = 386,407,747,696.42/888,958.24 - Step 6: Final answer
x = 434,674.80
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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.