Finding the Fourth Proportional to 804,743.06, 1,207,115.03 and 299,238.35
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Solution
The fourth proportional to 804,743.06, 1,207,115.03 and 299,238.35 is: 448,857.69
Step by Step Solution
- Step 1: Write the proportion equation
804,743.06 : 1,207,115.03 = 299,238.35 : x - Step 2: Convert to fraction form
804,743.06/1,207,115.03 = 299,238.35/x - Step 3: Cross multiply
804,743.06x = 1,207,115.03 × 299,238.35 - Step 4: Simplify right side
804,743.06x = 361,215,109,837.40 - Step 5: Solve for x
x = 361,215,109,837.40/804,743.06 - Step 6: Final answer
x = 448,857.69
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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.