Finding the Fourth Proportional to 888,563.87, 1,224,942.77 and 633,472.19
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Solution
The fourth proportional to 888,563.87, 1,224,942.77 and 633,472.19 is: 873,282.38
Step by Step Solution
- Step 1: Write the proportion equation
888,563.87 : 1,224,942.77 = 633,472.19 : x - Step 2: Convert to fraction form
888,563.87/1,224,942.77 = 633,472.19/x - Step 3: Cross multiply
888,563.87x = 1,224,942.77 × 633,472.19 - Step 4: Simplify right side
888,563.87x = 775,967,169,844.49 - Step 5: Solve for x
x = 775,967,169,844.49/888,563.87 - Step 6: Final answer
x = 873,282.38
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1.5x scale
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.