Finding the Fourth Proportional to 407,313.44, 562,095.60 and 226,026.08
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Solution
The fourth proportional to 407,313.44, 562,095.60 and 226,026.08 is: 311,917.68
Step by Step Solution
- Step 1: Write the proportion equation
407,313.44 : 562,095.60 = 226,026.08 : x - Step 2: Convert to fraction form
407,313.44/562,095.60 = 226,026.08/x - Step 3: Cross multiply
407,313.44x = 562,095.60 × 226,026.08 - Step 4: Simplify right side
407,313.44x = 127,048,265,053.25 - Step 5: Solve for x
x = 127,048,265,053.25/407,313.44 - Step 6: Final answer
x = 311,917.68
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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.