Finding the Fourth Proportional to 372,289.38, 513,756.99 and 202,524.18
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Solution
The fourth proportional to 372,289.38, 513,756.99 and 202,524.18 is: 279,482.09
Step by Step Solution
- Step 1: Write the proportion equation
372,289.38 : 513,756.99 = 202,524.18 : x - Step 2: Convert to fraction form
372,289.38/513,756.99 = 202,524.18/x - Step 3: Cross multiply
372,289.38x = 513,756.99 × 202,524.18 - Step 4: Simplify right side
372,289.38x = 104,048,213,119.02 - Step 5: Solve for x
x = 104,048,213,119.02/372,289.38 - Step 6: Final answer
x = 279,482.09
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1.5x scale
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.