Finding the Fourth Proportional to 906,729.38, 1,360,044.88 and 275,593.99
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Solution
The fourth proportional to 906,729.38, 1,360,044.88 and 275,593.99 is: 413,376.03
Step by Step Solution
- Step 1: Write the proportion equation
906,729.38 : 1,360,044.88 = 275,593.99 : x - Step 2: Convert to fraction form
906,729.38/1,360,044.88 = 275,593.99/x - Step 3: Cross multiply
906,729.38x = 1,360,044.88 × 275,593.99 - Step 4: Simplify right side
906,729.38x = 374,820,190,969.17 - Step 5: Solve for x
x = 374,820,190,969.17/906,729.38 - Step 6: Final answer
x = 413,376.03
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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.