Finding the Fourth Proportional to 207,286.08, 309,312.49 and 184,945.92
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Solution
The fourth proportional to 207,286.08, 309,312.49 and 184,945.92 is: 275,976.48
Step by Step Solution
- Step 1: Write the proportion equation
207,286.08 : 309,312.49 = 184,945.92 : x - Step 2: Convert to fraction form
207,286.08/309,312.49 = 184,945.92/x - Step 3: Cross multiply
207,286.08x = 309,312.49 × 184,945.92 - Step 4: Simplify right side
207,286.08x = 57,206,083,030.54 - Step 5: Solve for x
x = 57,206,083,030.54/207,286.08 - Step 6: Final answer
x = 275,976.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.