Finding the Fourth Proportional to 297,138.08, 410,048.52 and 161,171.48
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Solution
The fourth proportional to 297,138.08, 410,048.52 and 161,171.48 is: 222,415.54
Step by Step Solution
- Step 1: Write the proportion equation
297,138.08 : 410,048.52 = 161,171.48 : x - Step 2: Convert to fraction form
297,138.08/410,048.52 = 161,171.48/x - Step 3: Cross multiply
297,138.08x = 410,048.52 × 161,171.48 - Step 4: Simplify right side
297,138.08x = 66,088,126,840.21 - Step 5: Solve for x
x = 66,088,126,840.21/297,138.08 - Step 6: Final answer
x = 222,415.54
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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.