Finding the Fourth Proportional to 738,454.80, 1,106,807.40 and 551,247.60
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Solution
The fourth proportional to 738,454.80, 1,106,807.40 and 551,247.60 is: 826,218.37
Step by Step Solution
- Step 1: Write the proportion equation
738,454.80 : 1,106,807.40 = 551,247.60 : x - Step 2: Convert to fraction form
738,454.80/1,106,807.40 = 551,247.60/x - Step 3: Cross multiply
738,454.80x = 1,106,807.40 × 551,247.60 - Step 4: Simplify right side
738,454.80x = 610,124,922,912.24 - Step 5: Solve for x
x = 610,124,922,912.24/738,454.80 - Step 6: Final answer
x = 826,218.37
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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.