Finding the Fourth Proportional to 253,570.99, 380,549.22 and 93,798.09
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Solution
The fourth proportional to 253,570.99, 380,549.22 and 93,798.09 is: 140,768.43
Step by Step Solution
- Step 1: Write the proportion equation
253,570.99 : 380,549.22 = 93,798.09 : x - Step 2: Convert to fraction form
253,570.99/380,549.22 = 93,798.09/x - Step 3: Cross multiply
253,570.99x = 380,549.22 × 93,798.09 - Step 4: Simplify right side
253,570.99x = 35,694,789,986.99 - Step 5: Solve for x
x = 35,694,789,986.99/253,570.99 - Step 6: Final answer
x = 140,768.43
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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.