Finding the Fourth Proportional to 297,380.93, 410,374.62 and 161,411.95
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Solution
The fourth proportional to 297,380.93, 410,374.62 and 161,411.95 is: 222,742.49
Step by Step Solution
- Step 1: Write the proportion equation
297,380.93 : 410,374.62 = 161,411.95 : x - Step 2: Convert to fraction form
297,380.93/410,374.62 = 161,411.95/x - Step 3: Cross multiply
297,380.93x = 410,374.62 × 161,411.95 - Step 4: Simplify right side
297,380.93x = 66,239,369,075.25 - Step 5: Solve for x
x = 66,239,369,075.25/297,380.93 - Step 6: Final answer
x = 222,742.49
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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.