Finding the Fourth Proportional to 565,638.13, 780,534.17 and 333,028.09
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Solution
The fourth proportional to 565,638.13, 780,534.17 and 333,028.09 is: 459,551.41
Step by Step Solution
- Step 1: Write the proportion equation
565,638.13 : 780,534.17 = 333,028.09 : x - Step 2: Convert to fraction form
565,638.13/780,534.17 = 333,028.09/x - Step 3: Cross multiply
565,638.13x = 780,534.17 × 333,028.09 - Step 4: Simplify right side
565,638.13x = 259,939,802,149.70 - Step 5: Solve for x
x = 259,939,802,149.70/565,638.13 - Step 6: Final answer
x = 459,551.41
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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.