Finding the Fourth Proportional to 477,365.67, 715,995.05 and 122,388.03
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Solution
The fourth proportional to 477,365.67, 715,995.05 and 122,388.03 is: 183,568.34
Step by Step Solution
- Step 1: Write the proportion equation
477,365.67 : 715,995.05 = 122,388.03 : x - Step 2: Convert to fraction form
477,365.67/715,995.05 = 122,388.03/x - Step 3: Cross multiply
477,365.67x = 715,995.05 × 122,388.03 - Step 4: Simplify right side
477,365.67x = 87,629,223,047.31 - Step 5: Solve for x
x = 87,629,223,047.31/477,365.67 - Step 6: Final answer
x = 183,568.34
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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.