Finding the Fourth Proportional to 357,469.97, 536,204.49 and 91,230.49
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Solution
The fourth proportional to 357,469.97, 536,204.49 and 91,230.49 is: 136,845.62
Step by Step Solution
- Step 1: Write the proportion equation
357,469.97 : 536,204.49 = 91,230.49 : x - Step 2: Convert to fraction form
357,469.97/536,204.49 = 91,230.49/x - Step 3: Cross multiply
357,469.97x = 536,204.49 × 91,230.49 - Step 4: Simplify right side
357,469.97x = 48,918,198,691.04 - Step 5: Solve for x
x = 48,918,198,691.04/357,469.97 - Step 6: Final answer
x = 136,845.62
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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.