Finding the Fourth Proportional to 311,768.01, 467,464.62 and 122,002.02
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Solution
The fourth proportional to 311,768.01, 467,464.62 and 122,002.02 is: 182,929.70
Step by Step Solution
- Step 1: Write the proportion equation
311,768.01 : 467,464.62 = 122,002.02 : x - Step 2: Convert to fraction form
311,768.01/467,464.62 = 122,002.02/x - Step 3: Cross multiply
311,768.01x = 467,464.62 × 122,002.02 - Step 4: Simplify right side
311,768.01x = 57,031,627,918.53 - Step 5: Solve for x
x = 57,031,627,918.53/311,768.01 - Step 6: Final answer
x = 182,929.70
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1.5x scale
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.