Finding the Fourth Proportional to 297,381.02, 410,386.19 and 161,414.98
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Solution
The fourth proportional to 297,381.02, 410,386.19 and 161,414.98 is: 222,752.88
Step by Step Solution
- Step 1: Write the proportion equation
297,381.02 : 410,386.19 = 161,414.98 : x - Step 2: Convert to fraction form
297,381.02/410,386.19 = 161,414.98/x - Step 3: Cross multiply
297,381.02x = 410,386.19 × 161,414.98 - Step 4: Simplify right side
297,381.02x = 66,242,476,818.09 - Step 5: Solve for x
x = 66,242,476,818.09/297,381.02 - Step 6: Final answer
x = 222,752.88
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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.