Finding the Fourth Proportional to 450,449.08, 621,619.78 and 246,499.99
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Solution
The fourth proportional to 450,449.08, 621,619.78 and 246,499.99 is: 340,170.01
Step by Step Solution
- Step 1: Write the proportion equation
450,449.08 : 621,619.78 = 246,499.99 : x - Step 2: Convert to fraction form
450,449.08/621,619.78 = 246,499.99/x - Step 3: Cross multiply
450,449.08x = 621,619.78 × 246,499.99 - Step 4: Simplify right side
450,449.08x = 153,229,268,321.30 - Step 5: Solve for x
x = 153,229,268,321.30/450,449.08 - Step 6: Final answer
x = 340,170.01
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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.