Finding the Fourth Proportional to 450,445.75, 621,615.21 and 246,496.73
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Solution
The fourth proportional to 450,445.75, 621,615.21 and 246,496.73 is: 340,165.52
Step by Step Solution
- Step 1: Write the proportion equation
450,445.75 : 621,615.21 = 246,496.73 : x - Step 2: Convert to fraction form
450,445.75/621,615.21 = 246,496.73/x - Step 3: Cross multiply
450,445.75x = 621,615.21 × 246,496.73 - Step 4: Simplify right side
450,445.75x = 153,226,113,475.19 - Step 5: Solve for x
x = 153,226,113,475.19/450,445.75 - Step 6: Final answer
x = 340,165.52
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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.