Finding the Fourth Proportional to 450,442.87, 621,611.23 and 246,493.84
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Solution
The fourth proportional to 450,442.87, 621,611.23 and 246,493.84 is: 340,161.53
Step by Step Solution
- Step 1: Write the proportion equation
450,442.87 : 621,611.23 = 246,493.84 : x - Step 2: Convert to fraction form
450,442.87/621,611.23 = 246,493.84/x - Step 3: Cross multiply
450,442.87x = 621,611.23 × 246,493.84 - Step 4: Simplify right side
450,442.87x = 153,223,337,837.35 - Step 5: Solve for x
x = 153,223,337,837.35/450,442.87 - Step 6: Final answer
x = 340,161.53
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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.