Finding the Fourth Proportional to 480,199.24, 661,909.26 and 378,062.92
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Solution
The fourth proportional to 480,199.24, 661,909.26 and 378,062.92 is: 521,124.00
Step by Step Solution
- Step 1: Write the proportion equation
480,199.24 : 661,909.26 = 378,062.92 : x - Step 2: Convert to fraction form
480,199.24/661,909.26 = 378,062.92/x - Step 3: Cross multiply
480,199.24x = 661,909.26 × 378,062.92 - Step 4: Simplify right side
480,199.24x = 250,243,347,610.64 - Step 5: Solve for x
x = 250,243,347,610.64/480,199.24 - Step 6: Final answer
x = 521,124.00
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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.