Finding the Fourth Proportional to 853,844.01, 1,280,771.61 and 341,551.99
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Solution
The fourth proportional to 853,844.01, 1,280,771.61 and 341,551.99 is: 512,330.23
Step by Step Solution
- Step 1: Write the proportion equation
853,844.01 : 1,280,771.61 = 341,551.99 : x - Step 2: Convert to fraction form
853,844.01/1,280,771.61 = 341,551.99/x - Step 3: Cross multiply
853,844.01x = 1,280,771.61 × 341,551.99 - Step 4: Simplify right side
853,844.01x = 437,450,095,092.85 - Step 5: Solve for x
x = 437,450,095,092.85/853,844.01 - Step 6: Final answer
x = 512,330.23
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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.