Finding the Fourth Proportional to 804,886.08, 1,207,570.56 and 324,866.92
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Solution
The fourth proportional to 804,886.08, 1,207,570.56 and 324,866.92 is: 487,397.83
Step by Step Solution
- Step 1: Write the proportion equation
804,886.08 : 1,207,570.56 = 324,866.92 : x - Step 2: Convert to fraction form
804,886.08/1,207,570.56 = 324,866.92/x - Step 3: Cross multiply
804,886.08x = 1,207,570.56 × 324,866.92 - Step 4: Simplify right side
804,886.08x = 392,299,728,509.88 - Step 5: Solve for x
x = 392,299,728,509.88/804,886.08 - Step 6: Final answer
x = 487,397.83
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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.