Finding the Fourth Proportional to 450,469.94, 621,629.84 and 246,515.72
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Solution
The fourth proportional to 450,469.94, 621,629.84 and 246,515.72 is: 340,181.47
Step by Step Solution
- Step 1: Write the proportion equation
450,469.94 : 621,629.84 = 246,515.72 : x - Step 2: Convert to fraction form
450,469.94/621,629.84 = 246,515.72/x - Step 3: Cross multiply
450,469.94x = 621,629.84 × 246,515.72 - Step 4: Simplify right side
450,469.94x = 153,241,525,089.23 - Step 5: Solve for x
x = 153,241,525,089.23/450,469.94 - Step 6: Final answer
x = 340,181.47
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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.