Finding the Fourth Proportional to 804,530.63, 1,206,777.24 and 405,064.14
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Solution
The fourth proportional to 804,530.63, 1,206,777.24 and 405,064.14 is: 607,586.80
Step by Step Solution
- Step 1: Write the proportion equation
804,530.63 : 1,206,777.24 = 405,064.14 : x - Step 2: Convert to fraction form
804,530.63/1,206,777.24 = 405,064.14/x - Step 3: Cross multiply
804,530.63x = 1,206,777.24 × 405,064.14 - Step 4: Simplify right side
804,530.63x = 488,822,184,892.17 - Step 5: Solve for x
x = 488,822,184,892.17/804,530.63 - Step 6: Final answer
x = 607,586.80
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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.