Finding the Fourth Proportional to 297,328.17, 410,313.09 and 161,362.08
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Solution
The fourth proportional to 297,328.17, 410,313.09 and 161,362.08 is: 222,679.79
Step by Step Solution
- Step 1: Write the proportion equation
297,328.17 : 410,313.09 = 161,362.08 : x - Step 2: Convert to fraction form
297,328.17/410,313.09 = 161,362.08/x - Step 3: Cross multiply
297,328.17x = 410,313.09 × 161,362.08 - Step 4: Simplify right side
297,328.17x = 66,208,975,394.00 - Step 5: Solve for x
x = 66,208,975,394.00/297,328.17 - Step 6: Final answer
x = 222,679.79
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1.5x scale
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.