Finding the Fourth Proportional to 416,228.22, 622,538.44 and 245,041.99
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Solution
The fourth proportional to 416,228.22, 622,538.44 and 245,041.99 is: 366,500.99
Step by Step Solution
- Step 1: Write the proportion equation
416,228.22 : 622,538.44 = 245,041.99 : x - Step 2: Convert to fraction form
416,228.22/622,538.44 = 245,041.99/x - Step 3: Cross multiply
416,228.22x = 622,538.44 × 245,041.99 - Step 4: Simplify right side
416,228.22x = 152,548,056,020.15 - Step 5: Solve for x
x = 152,548,056,020.15/416,228.22 - Step 6: Final answer
x = 366,500.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.