Finding the Fourth Proportional to 479,454.58, 661,896.05 and 350,247.97
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Solution
The fourth proportional to 479,454.58, 661,896.05 and 350,247.97 is: 483,523.90
Step by Step Solution
- Step 1: Write the proportion equation
479,454.58 : 661,896.05 = 350,247.97 : x - Step 2: Convert to fraction form
479,454.58/661,896.05 = 350,247.97/x - Step 3: Cross multiply
479,454.58x = 661,896.05 × 350,247.97 - Step 4: Simplify right side
479,454.58x = 231,827,747,863.52 - Step 5: Solve for x
x = 231,827,747,863.52/479,454.58 - Step 6: Final answer
x = 483,523.90
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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.