Finding the Fourth Proportional to 485,309.08, 669,717.39 and 264,548.26
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Solution
The fourth proportional to 485,309.08, 669,717.39 and 264,548.26 is: 365,071.62
Step by Step Solution
- Step 1: Write the proportion equation
485,309.08 : 669,717.39 = 264,548.26 : x - Step 2: Convert to fraction form
485,309.08/669,717.39 = 264,548.26/x - Step 3: Cross multiply
485,309.08x = 669,717.39 × 264,548.26 - Step 4: Simplify right side
485,309.08x = 177,172,570,216.24 - Step 5: Solve for x
x = 177,172,570,216.24/485,309.08 - Step 6: Final answer
x = 365,071.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.