Finding the Fourth Proportional to 345,221.13, 476,405.22 and 202,008.67
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Solution
The fourth proportional to 345,221.13, 476,405.22 and 202,008.67 is: 278,772.00
Step by Step Solution
- Step 1: Write the proportion equation
345,221.13 : 476,405.22 = 202,008.67 : x - Step 2: Convert to fraction form
345,221.13/476,405.22 = 202,008.67/x - Step 3: Cross multiply
345,221.13x = 476,405.22 × 202,008.67 - Step 4: Simplify right side
345,221.13x = 96,237,984,873.26 - Step 5: Solve for x
x = 96,237,984,873.26/345,221.13 - Step 6: Final answer
x = 278,772.00
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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.