Finding the Fourth Proportional to 872,381.66, 1,203,807.26 and 504,795.26
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Solution
The fourth proportional to 872,381.66, 1,203,807.26 and 504,795.26 is: 696,571.50
Step by Step Solution
- Step 1: Write the proportion equation
872,381.66 : 1,203,807.26 = 504,795.26 : x - Step 2: Convert to fraction form
872,381.66/1,203,807.26 = 504,795.26/x - Step 3: Cross multiply
872,381.66x = 1,203,807.26 × 504,795.26 - Step 4: Simplify right side
872,381.66x = 607,676,198,801.59 - Step 5: Solve for x
x = 607,676,198,801.59/872,381.66 - Step 6: Final answer
x = 696,571.50
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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.