Finding the Fourth Proportional to 297,312.14, 410,291.82 and 161,346.05
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Solution
The fourth proportional to 297,312.14, 410,291.82 and 161,346.05 is: 222,658.12
Step by Step Solution
- Step 1: Write the proportion equation
297,312.14 : 410,291.82 = 161,346.05 : x - Step 2: Convert to fraction form
297,312.14/410,291.82 = 161,346.05/x - Step 3: Cross multiply
297,312.14x = 410,291.82 × 161,346.05 - Step 4: Simplify right side
297,312.14x = 66,198,962,452.85 - Step 5: Solve for x
x = 66,198,962,452.85/297,312.14 - Step 6: Final answer
x = 222,658.12
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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.