Finding the Fourth Proportional to 892,911.68, 1,232,541.60 and 591,202.88
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Solution
The fourth proportional to 892,911.68, 1,232,541.60 and 591,202.88 is: 816,074.15
Step by Step Solution
- Step 1: Write the proportion equation
892,911.68 : 1,232,541.60 = 591,202.88 : x - Step 2: Convert to fraction form
892,911.68/1,232,541.60 = 591,202.88/x - Step 3: Cross multiply
892,911.68x = 1,232,541.60 × 591,202.88 - Step 4: Simplify right side
892,911.68x = 728,682,143,639.81 - Step 5: Solve for x
x = 728,682,143,639.81/892,911.68 - Step 6: Final answer
x = 816,074.15
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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.