Finding the Fourth Proportional to 804,203.21, 1,206,042.37 and 354,905.93
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Solution
The fourth proportional to 804,203.21, 1,206,042.37 and 354,905.93 is: 532,243.07
Step by Step Solution
- Step 1: Write the proportion equation
804,203.21 : 1,206,042.37 = 354,905.93 : x - Step 2: Convert to fraction form
804,203.21/1,206,042.37 = 354,905.93/x - Step 3: Cross multiply
804,203.21x = 1,206,042.37 × 354,905.93 - Step 4: Simplify right side
804,203.21x = 428,031,588,944.25 - Step 5: Solve for x
x = 428,031,588,944.25/804,203.21 - Step 6: Final answer
x = 532,243.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.