Finding the Fourth Proportional to 540,175.14, 743,290.34 and 523,739.84
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Solution
The fourth proportional to 540,175.14, 743,290.34 and 523,739.84 is: 720,675.08
Step by Step Solution
- Step 1: Write the proportion equation
540,175.14 : 743,290.34 = 523,739.84 : x - Step 2: Convert to fraction form
540,175.14/743,290.34 = 523,739.84/x - Step 3: Cross multiply
540,175.14x = 743,290.34 × 523,739.84 - Step 4: Simplify right side
540,175.14x = 389,290,763,745.15 - Step 5: Solve for x
x = 389,290,763,745.15/540,175.14 - Step 6: Final answer
x = 720,675.08
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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.