Finding the Fourth Proportional to 1,173,163.20, 1,759,744.80 and 374,503.20
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Solution
The fourth proportional to 1,173,163.20, 1,759,744.80 and 374,503.20 is: 561,754.80
Step by Step Solution
- Step 1: Write the proportion equation
1,173,163.20 : 1,759,744.80 = 374,503.20 : x - Step 2: Convert to fraction form
1,173,163.20/1,759,744.80 = 374,503.20/x - Step 3: Cross multiply
1,173,163.20x = 1,759,744.80 × 374,503.20 - Step 4: Simplify right side
1,173,163.20x = 659,030,058,783.36 - Step 5: Solve for x
x = 659,030,058,783.36/1,173,163.20 - Step 6: Final answer
x = 561,754.80
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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.