Finding the Fourth Proportional to 804,920.28, 1,207,554.66 and 243,997.08
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Solution
The fourth proportional to 804,920.28, 1,207,554.66 and 243,997.08 is: 366,048.44
Step by Step Solution
- Step 1: Write the proportion equation
804,920.28 : 1,207,554.66 = 243,997.08 : x - Step 2: Convert to fraction form
804,920.28/1,207,554.66 = 243,997.08/x - Step 3: Cross multiply
804,920.28x = 1,207,554.66 × 243,997.08 - Step 4: Simplify right side
804,920.28x = 294,639,810,980.39 - Step 5: Solve for x
x = 294,639,810,980.39/804,920.28 - Step 6: Final answer
x = 366,048.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.