Finding the Fourth Proportional to 407,755.08, 562,694.88 and 226,460.08
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Solution
The fourth proportional to 407,755.08, 562,694.88 and 226,460.08 is: 312,510.95
Step by Step Solution
- Step 1: Write the proportion equation
407,755.08 : 562,694.88 = 226,460.08 : x - Step 2: Convert to fraction form
407,755.08/562,694.88 = 226,460.08/x - Step 3: Cross multiply
407,755.08x = 562,694.88 × 226,460.08 - Step 4: Simplify right side
407,755.08x = 127,427,927,540.39 - Step 5: Solve for x
x = 127,427,927,540.39/407,755.08 - Step 6: Final answer
x = 312,510.95
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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.